gsd-2021-46828
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.
Aliases
Aliases
CVE-2021-46828


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-46828",
    "description": "In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.",
    "id": "GSD-2021-46828",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-46828.html",
      "https://ubuntu.com/security/CVE-2021-46828",
      "https://www.debian.org/security/2022/dsa-5200",
      "https://advisories.mageia.org/CVE-2021-46828.html",
      "https://access.redhat.com/errata/RHBA-2022:2065",
      "https://access.redhat.com/errata/RHSA-2022:8400"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-46828"
      ],
      "details": "In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.",
      "id": "GSD-2021-46828",
      "modified": "2023-12-13T01:23:32.772458Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-46828",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
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      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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            "value": "In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
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            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=86529758570cef4c73fb9b9c4104fdc510f701ed",
            "refsource": "MISC",
            "url": "http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=86529758570cef4c73fb9b9c4104fdc510f701ed"
          },
          {
            "name": "DSA-5200",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2022/dsa-5200"
          },
          {
            "name": "[debian-lts-announce] 20220812 [SECURITY] [DLA 3071-1] libtirpc security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2022/08/msg00004.html"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20221007-0004/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20221007-0004/"
          },
          {
            "name": "GLSA-202210-33",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202210-33"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:libtirpc_project:libtirpc:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.3.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-46828"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "en",
              "value": "In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-770"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=86529758570cef4c73fb9b9c4104fdc510f701ed",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=86529758570cef4c73fb9b9c4104fdc510f701ed"
            },
            {
              "name": "DSA-5200",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2022/dsa-5200"
            },
            {
              "name": "[debian-lts-announce] 20220812 [SECURITY] [DLA 3071-1] libtirpc security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2022/08/msg00004.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20221007-0004/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20221007-0004/"
            },
            {
              "name": "GLSA-202210-33",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/202210-33"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-12-02T20:02Z",
      "publishedDate": "2022-07-20T06:15Z"
    }
  }
}


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