{"id":"USN-6374-1","summary":"mutt vulnerabilities","details":"It was discovered that Mutt incorrectly handled certain email header\ncontents. If a user were tricked into opening a specially crafted message,\na remote attacker could possibly use this issue to cause a denial of\nservice. (CVE-2023-4874, CVE-2023-4875)\n","modified":"2026-02-10T04:43:19Z","published":"2023-09-14T21:34:35Z","related":["UBUNTU-CVE-2023-4874","UBUNTU-CVE-2023-4875"],"upstream":["CVE-2023-4874","CVE-2023-4875","UBUNTU-CVE-2023-4874","UBUNTU-CVE-2023-4875"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6374-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-4874"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-4875"}],"affected":[{"package":{"name":"mutt","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.5.24-1ubuntu0.6+esm3?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.24-1ubuntu0.6+esm3"}]}],"versions":["1.5.23-3.1ubuntu1","1.5.23-3.1ubuntu2","1.5.24-1","1.5.24-1build1","1.5.24-1ubuntu0.1","1.5.24-1ubuntu0.2","1.5.24-1ubuntu0.3","1.5.24-1ubuntu0.4","1.5.24-1ubuntu0.5","1.5.24-1ubuntu0.6","1.5.24-1ubuntu0.6+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"mutt","binary_version":"1.5.24-1ubuntu0.6+esm3"},{"binary_name":"mutt-patched","binary_version":"1.5.24-1ubuntu0.6+esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6374-1.json","cves_map":{"cves":[{"id":"CVE-2023-4874","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-4875","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"mutt","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.9.4-3ubuntu0.6+esm1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.4-3ubuntu0.6+esm1"}]}],"versions":["1.8.3+neomutt20170609-2build1","1.9.1-2","1.9.1-3","1.9.1-4","1.9.1-5","1.9.2-1","1.9.3-1","1.9.4-2","1.9.4-3","1.9.4-3ubuntu0.1","1.9.4-3ubuntu0.2","1.9.4-3ubuntu0.3","1.9.4-3ubuntu0.4","1.9.4-3ubuntu0.5","1.9.4-3ubuntu0.6"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"mutt","binary_version":"1.9.4-3ubuntu0.6+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6374-1.json","cves_map":{"cves":[{"id":"CVE-2023-4874","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-4875","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"mutt","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.13.2-1ubuntu0.6?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.2-1ubuntu0.6"}]}],"versions":["1.10.1-2.1","1.12.2-1","1.12.2-2","1.13.0-1","1.13.2-1","1.13.2-1ubuntu0.1","1.13.2-1ubuntu0.2","1.13.2-1ubuntu0.3","1.13.2-1ubuntu0.4","1.13.2-1ubuntu0.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"mutt","binary_version":"1.13.2-1ubuntu0.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6374-1.json","cves_map":{"cves":[{"id":"CVE-2023-4874","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-4875","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"mutt","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mutt@2.1.4-1ubuntu1.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.4-1ubuntu1.2"}]}],"versions":["2.0.5-4.1build1","2.1.3-1","2.1.4-1","2.1.4-1build1","2.1.4-1ubuntu1.1"],"ecosystem_specific":{"availability":"No 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