{"id":"USN-5051-3","summary":"openssl1.0 vulnerability","details":"USN-5051-1 fixed a vulnerability in OpenSSL. This update provides the\ncorresponding update for the openssl1.0 package in Ubuntu 18.04 LTS.\n\nOriginal advisory details:\n\n Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1\n strings. A remote attacker could use this issue to cause OpenSSL to crash,\n resulting in a denial of service, or possibly obtain sensitive information.\n (CVE-2021-3712)\n","modified":"2026-04-27T15:54:03.911096Z","published":"2021-08-26T12:53:57Z","related":["UBUNTU-CVE-2021-3712"],"upstream":["CVE-2021-3712","UBUNTU-CVE-2021-3712"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5051-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-3712"}],"affected":[{"package":{"name":"openssl1.0","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/openssl1.0@1.0.2n-1ubuntu5.7?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2n-1ubuntu5.7"}]}],"versions":["1.0.2n-1ubuntu2","1.0.2n-1ubuntu3","1.0.2n-1ubuntu4","1.0.2n-1ubuntu5","1.0.2n-1ubuntu5.1","1.0.2n-1ubuntu5.2","1.0.2n-1ubuntu5.3","1.0.2n-1ubuntu5.4","1.0.2n-1ubuntu5.5","1.0.2n-1ubuntu5.6"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.2n-1ubuntu5.7","binary_name":"libssl1.0.0"},{"binary_version":"1.0.2n-1ubuntu5.7","binary_name":"openssl1.0"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-3712"}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5051-3.json"}}],"schema_version":"1.7.5"}