rhsa-2020_2265
Vulnerability from csaf_redhat
Published
2020-05-26 10:43
Modified
2024-11-15 04:21
Summary
Red Hat Security Advisory: rh-haproxy18-haproxy security, bug fix, and enhancement update

Notes

Topic
An update for rh-haproxy18-haproxy is now available for Red Hat Software Collections. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments. The following packages have been upgraded to a later upstream version: rh-haproxy18-haproxy (1.8.24). (BZ#1774747) Security Fix(es): * haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value (CVE-2019-18277) * haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks (CVE-2019-19330) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Software Collections 3.5 Release Notes linked from the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "An update for rh-haproxy18-haproxy is now available for Red Hat Software Collections.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments.\n\nThe following packages have been upgraded to a later upstream version: rh-haproxy18-haproxy (1.8.24). (BZ#1774747)\n\nSecurity Fix(es):\n\n* haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated \"chunked\" value (CVE-2019-18277)\n\n* haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks (CVE-2019-19330)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Red Hat Software Collections 3.5 Release Notes linked from the References section.",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2020:2265",
        "url": "https://access.redhat.com/errata/RHSA-2020:2265"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#moderate",
        "url": "https://access.redhat.com/security/updates/classification/#moderate"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/documentation/en-us/red_hat_software_collections/3/html/3.5_release_notes/",
        "url": "https://access.redhat.com/documentation/en-us/red_hat_software_collections/3/html/3.5_release_notes/"
      },
      {
        "category": "external",
        "summary": "1759697",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1759697"
      },
      {
        "category": "external",
        "summary": "1774747",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1774747"
      },
      {
        "category": "external",
        "summary": "1777584",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1777584"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_2265.json"
      }
    ],
    "title": "Red Hat Security Advisory: rh-haproxy18-haproxy security, bug fix, and enhancement update",
    "tracking": {
      "current_release_date": "2024-11-15T04:21:02+00:00",
      "generator": {
        "date": "2024-11-15T04:21:02+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.2.1"
        }
      },
      "id": "RHSA-2020:2265",
      "initial_release_date": "2020-05-26T10:43:03+00:00",
      "revision_history": [
        {
          "date": "2020-05-26T10:43:03+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2020-05-26T10:43:03+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2024-11-15T04:21:02+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
                "product": {
                  "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
                  "product_id": "7Server-RHSCL-3.5",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
                "product": {
                  "name": "Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
                  "product_id": "7Workstation-RHSCL-3.5",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
                "product": {
                  "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
                  "product_id": "7Server-RHSCL-3.5-7.6.Z",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
                "product": {
                  "name": "Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
                  "product_id": "7Server-RHSCL-3.5-7.7.Z",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat Software Collections"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
                "product": {
                  "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
                  "product_id": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/rh-haproxy18-haproxy@1.8.24-2.el7?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
                "product": {
                  "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
                  "product_id": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/rh-haproxy18-haproxy-syspaths@1.8.24-2.el7?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
                "product": {
                  "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
                  "product_id": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/rh-haproxy18-haproxy-debuginfo@1.8.24-2.el7?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
                "product": {
                  "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
                  "product_id": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/rh-haproxy18-haproxy@1.8.24-2.el7?arch=src"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "src"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
          "product_id": "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
          "product_id": "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
          "product_id": "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)",
          "product_id": "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
          "product_id": "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.7.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
          "product_id": "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.7.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
          "product_id": "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.7.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7)",
          "product_id": "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5-7.7.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
          "product_id": "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
        "relates_to_product_reference": "7Server-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
          "product_id": "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
          "product_id": "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)",
          "product_id": "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Server-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src as a component of Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
          "product_id": "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
        "relates_to_product_reference": "7Workstation-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
          "product_id": "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Workstation-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
          "product_id": "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Workstation-RHSCL-3.5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64 as a component of Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)",
          "product_id": "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        },
        "product_reference": "rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
        "relates_to_product_reference": "7Workstation-RHSCL-3.5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-18277",
      "cwe": {
        "id": "CWE-444",
        "name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)"
      },
      "discovery_date": "2019-10-08T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1759697"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in HAProxy before 2.0.6. In legacy mode, messages featuring a transfer-encoding header missing the \"chunked\" value were not being correctly rejected. The impact was limited but if combined with the \"http-reuse always\" setting, it could be used to help construct an HTTP request smuggling attack against a vulnerable component employing a lenient parser that would ignore the content-length header as soon as it saw a transfer-encoding one (even if not entirely valid according to the specification).",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated \"chunked\" value",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "To exploit this vulnerability a vulnerable backend server is required. In particular the server should incorrectly parse the Transfer-Encoding HTTP header.\n\nThis issue did not affect the versions of haproxy as shipped with Red Hat Enterprise Linux 6, and 7 as they did not include support for `http-reuse` option.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-18277"
        },
        {
          "category": "external",
          "summary": "RHBZ#1759697",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1759697"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-18277",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-18277"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-18277",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-18277"
        }
      ],
      "release_date": "2019-09-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-05-26T10:43:03+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2020:2265"
        },
        {
          "category": "workaround",
          "details": "- Reconsider the use of `http-reuse always` if possible\n- Disable HTTP Keep-Alive (also called HTTP Connection reuse) in the backend\n- Fix the backend server to correctly parse Transfer-Encoding/Content-Length headers",
          "product_ids": [
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L",
            "version": "3.0"
          },
          "products": [
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated \"chunked\" value"
    },
    {
      "cve": "CVE-2019-19330",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "discovery_date": "2019-11-27T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1777584"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Support for HTTP/2 protocol was added to haproxy in version 1.8, therefore previous versions are not affected by this flaw.\n\nThe version of haproxy shipped in OpenShift Container Platform 4 contains the vulnerable code, however exploitation requires setting ROUTER_USE_HTTP2 in the OpenShift Ingress Operator, which is not currently possible. The impact of this vulnerability is therefore reduced in OpenShift Container Platform 4 to Low.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
          "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-19330"
        },
        {
          "category": "external",
          "summary": "RHBZ#1777584",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1777584"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-19330",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-19330"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-19330",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-19330"
        }
      ],
      "release_date": "2019-11-25T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2020-05-26T10:43:03+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2020:2265"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.0"
          },
          "products": [
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.6.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5-7.7.Z:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Server-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.src",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-debuginfo-0:1.8.24-2.el7.x86_64",
            "7Workstation-RHSCL-3.5:rh-haproxy18-haproxy-syspaths-0:1.8.24-2.el7.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.