UBUNTU-CVE-2023-37457 (CVE-2023-37457)

Vulnerability from osv_ubuntu – Published: 2023-12-14 20:15 – Updated: 2026-05-20 15:02 – Source website
VLAI
Details

Asterisk is an open source private branch exchange and telephony toolkit. In Asterisk versions 18.20.0 and prior, 20.5.0 and prior, and 21.0.0; as well as ceritifed-asterisk 18.9-cert5 and prior, the 'update' functionality of the PJSIP_HEADER dialplan function can exceed the available buffer space for storing the new value of a header. By doing so this can overwrite memory or cause a crash. This is not externally exploitable, unless dialplan is explicitly written to update a header based on data from an outside source. If the 'update' functionality is not used the vulnerability does not occur. A patch is available at commit a1ca0268254374b515fa5992f01340f7717113fa.


{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-voicemail",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-voicemail-imapstorage",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-voicemail-odbcstorage",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          },
          {
            "binary_name": "asterisk-vpb",
            "binary_version": "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:13.1.0~dfsg-1.1ubuntu4.1+esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:13.1.0~dfsg-1.1ubuntu3",
        "1:13.1.0~dfsg-1.1ubuntu4",
        "1:13.1.0~dfsg-1.1ubuntu4.1",
        "1:13.1.0~dfsg-1.1ubuntu4.1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-voicemail",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-voicemail-imapstorage",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-voicemail-odbcstorage",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          },
          {
            "binary_name": "asterisk-vpb",
            "binary_version": "1:13.18.3~dfsg-1ubuntu4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:13.18.3~dfsg-1ubuntu4?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:13.17.2~dfsg-1ubuntu1",
        "1:13.17.2~dfsg-2ubuntu1",
        "1:13.18.1~dfsg-1ubuntu1",
        "1:13.18.3~dfsg-1ubuntu1",
        "1:13.18.3~dfsg-1ubuntu2",
        "1:13.18.3~dfsg-1ubuntu3",
        "1:13.18.3~dfsg-1ubuntu4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-voicemail",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-voicemail-imapstorage",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-voicemail-odbcstorage",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          },
          {
            "binary_name": "asterisk-vpb",
            "binary_version": "1:16.2.1~dfsg-2ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:16.2.1~dfsg-2ubuntu1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:16.2.1~dfsg-2build2",
        "1:16.2.1~dfsg-2build3",
        "1:16.2.1~dfsg-2ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          },
          {
            "binary_name": "asterisk-vpb",
            "binary_version": "1:18.10.0~dfsg+~cs6.10.40431411-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:18.10.0~dfsg+~cs6.10.40431411-2?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:16.16.1~dfsg-2",
        "1:16.16.1~dfsg-4",
        "1:16.16.1~dfsg-4build1",
        "1:16.16.1~dfsg+~2.10-1",
        "1:18.10.0~dfsg+~cs6.10.40431411-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:20.6.0~dfsg+~cs6.13.40431414-2build5?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:20.4.0~dfsg+~cs6.13.40431414-2",
        "1:20.5.0~dfsg+~cs6.13.40431414-1",
        "1:20.5.1~dfsg+~cs6.13.40431414-1",
        "1:20.5.2~dfsg+~cs6.13.40431414-1",
        "1:20.6.0~dfsg+~cs6.13.40431414-1",
        "1:20.6.0~dfsg+~cs6.13.40431414-2",
        "1:20.6.0~dfsg+~cs6.13.40431414-2build3",
        "1:20.6.0~dfsg+~cs6.13.40431414-2build4",
        "1:20.6.0~dfsg+~cs6.13.40431414-2build5"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:22.5.2~dfsg+~cs6.15.60671435-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:22.2.0~dfsg+~cs6.15.60671435-2",
        "1:22.3.0~dfsg+~cs6.15.60671435-1",
        "1:22.4.1~dfsg+~cs6.15.60671435-1",
        "1:22.4.1~dfsg+~cs6.15.60671435-2",
        "1:22.5.1~dfsg+~cs6.15.60671435-1",
        "1:22.5.2~dfsg+~cs6.15.60671435-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "asterisk",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-config",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-dahdi",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mobile",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-modules",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mp3",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-mysql",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-ooh323",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          },
          {
            "binary_name": "asterisk-tests",
            "binary_version": "1:22.5.2~dfsg+~cs6.15.60671435-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "asterisk",
        "purl": "pkg:deb/ubuntu/asterisk@1:22.5.2~dfsg+~cs6.15.60671435-1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:22.5.2~dfsg+~cs6.15.60671435-1"
      ]
    }
  ],
  "aliases": [],
  "details": "Asterisk is an open source private branch exchange and telephony toolkit. In Asterisk versions 18.20.0 and prior, 20.5.0 and prior, and 21.0.0; as well as ceritifed-asterisk 18.9-cert5 and prior, the \u0027update\u0027 functionality of the PJSIP_HEADER dialplan function can exceed the available buffer space for storing the new value of a header. By doing so this can overwrite memory or cause a crash. This is not externally exploitable, unless dialplan is explicitly written to update a header based on data from an outside source. If the \u0027update\u0027 functionality is not used the vulnerability does not occur. A patch is available at commit a1ca0268254374b515fa5992f01340f7717113fa.",
  "id": "UBUNTU-CVE-2023-37457",
  "modified": "2026-05-20T15:02:46Z",
  "published": "2023-12-14T20:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-37457"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-37457"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-37457"
  ]
}



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