gsd-2020-11076
Vulnerability from gsd
Modified
2020-05-22 00:00
Details
### Impact By using an invalid transfer-encoding header, an attacker could [smuggle an HTTP response.](https://portswigger.net/web-security/request-smuggling) ### Patches The problem has been fixed in Puma 3.12.5 and Puma 4.3.4.
Aliases
Aliases
CVE-2020-11076


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-11076",
    "description": "In Puma (RubyGem) before 4.3.4 and 3.12.5, an attacker could smuggle an HTTP response, by using an invalid transfer-encoding header. The problem has been fixed in Puma 3.12.5 and Puma 4.3.4.",
    "id": "GSD-2020-11076",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-11076.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "puma",
            "purl": "pkg:gem/puma"
          }
        }
      ],
      "aliases": [
        "CVE-2020-11076",
        "GHSA-x7jg-6pwg-fx5h"
      ],
      "details": "### Impact\n\nBy using an invalid transfer-encoding header, an attacker could\n[smuggle an HTTP response.](https://portswigger.net/web-security/request-smuggling)\n\n### Patches\n\nThe problem has been fixed in Puma 3.12.5 and Puma 4.3.4.",
      "id": "GSD-2020-11076",
      "modified": "2020-05-22T00:00:00.000Z",
      "published": "2020-05-22T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 7.5,
          "type": "CVSS_V3"
        }
      ],
      "summary": "HTTP Smuggling via Transfer-Encoding Header in Puma"
    }
  },
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        "ID": "CVE-2020-11076",
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      },
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          }
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      },
      "impact": {
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          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
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                "value": "CWE-444: Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request Smuggling\u0027)"
              }
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          }
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      }
    },
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      "description": "### Impact\n\nBy using an invalid transfer-encoding header, an attacker could\n[smuggle an HTTP response.](https://portswigger.net/web-security/request-smuggling)\n\n### Patches\n\nThe problem has been fixed in Puma 3.12.5 and Puma 4.3.4.",
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      "ghsa": "x7jg-6pwg-fx5h",
      "patched_versions": [
        "~\u003e 3.12.5",
        "\u003e= 4.3.4"
      ],
      "title": "HTTP Smuggling via Transfer-Encoding Header in Puma",
      "url": "https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h"
    },
    "gitlab.com": {
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          "cwe_ids": [
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            "CWE-444",
            "CWE-937"
          ],
          "date": "2020-10-07",
          "description": "In GitLab Puma (RubyGem), an attacker could smuggle an HTTP response, by using an invalid transfer-encoding header.",
          "fixed_versions": [
            "4.3.5.gitlab.3"
          ],
          "identifier": "CVE-2020-11076",
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          ],
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          "package_slug": "gem/gitlab-puma",
          "pubdate": "2020-05-22",
          "solution": "Upgrade to version 4.3.5.gitlab.3 or above.",
          "title": "Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-11076"
          ],
          "uuid": "60820fdd-325b-4713-b5b3-7aa63762a882"
        },
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          ],
          "date": "2020-10-07",
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          "fixed_versions": [
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            "4.3.5"
          ],
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          "package_slug": "gem/puma",
          "pubdate": "2020-05-22",
          "solution": "Upgrade to versions 3.12.6, 4.3.5 or above.",
          "title": "Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)",
          "urls": [
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          ],
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        }
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-03-03T02:39Z",
      "publishedDate": "2020-05-22T15:15Z"
    }
  }
}


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