{"id":"CVE-2020-22218","title":"An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory.","summary":"An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-787"],"vendor":"libssh2","product":"libssh2","affected":["libssh2 = 1.10.0"],"published":"2023-08-22","updated":"2026-10-14","sourceUpdated":"2026-10-14T10:17:32.317","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-22218","references":[{"url":"https://github.com/libssh2/libssh2/pull/476","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00006.html","label":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20231006-0002/","label":"cve@mitre.org"},{"url":"https://github.com/libssh2/libssh2/pull/476","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00006.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20231006-0002/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd"],"epss":0.01099,"epssPercentile":0.64781,"ingestedAt":"2026-10-14T10:25:41.197Z","slug":"CVE-2020-22218","body":"## Overview\n\nAn issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory.\n\n## Affected\n\n- `libssh2 = 1.10.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}