{"id":"USN-5080-1","summary":"libgcrypt20 vulnerabilities","details":"It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An\nattacker could possibly use this issue to recover sensitive information.\n","modified":"2026-04-27T15:56:47.190896Z","published":"2021-09-16T11:12:40Z","related":["UBUNTU-CVE-2021-33560","UBUNTU-CVE-2021-40528"],"upstream":["CVE-2021-33560","CVE-2021-40528","UBUNTU-CVE-2021-33560","UBUNTU-CVE-2021-40528"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5080-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-33560"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-40528"}],"affected":[{"package":{"name":"libgcrypt20","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libgcrypt20@1.8.1-4ubuntu1.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.1-4ubuntu1.3"}]}],"versions":["1.7.8-2ubuntu1","1.7.9-1","1.8.1-4","1.8.1-4ubuntu1","1.8.1-4ubuntu1.1","1.8.1-4ubuntu1.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libgcrypt20","binary_version":"1.8.1-4ubuntu1.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5080-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-33560"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-40528"}]}}},{"package":{"name":"libgcrypt20","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libgcrypt20@1.8.5-5ubuntu1.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.5-5ubuntu1.1"}]}],"versions":["1.8.4-5ubuntu2","1.8.5-3ubuntu1","1.8.5-5ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libgcrypt20","binary_version":"1.8.5-5ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5080-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-33560"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-40528"}]}}}],"schema_version":"1.7.5"}