{"id":"CVE-2019-3859","revision":"986dd1d049934aeb96e966196b42f694","records":[{"revision":"986dd1d049934aeb96e966196b42f694","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2019-3859","aliases":[],"title":"An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the _libssh2_packet_require and _libssh2_packet_requirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in…","description":"An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the _libssh2_packet_require and _libssh2_packet_requirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.","state":0,"publishedAt":"2019-03-20T21:18:13+00:00","modifiedAt":"2026-10-14T06:35:28.096+00:00","affected":[{"ecosystem":"Vendor product","name":"libssh2","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"libssh2\",\n                    \"vendor\": \"The libssh2 Project\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"1.8.1\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","score":5,"severity":"MEDIUM"}],"references":["http://www.openwall.com/lists/oss-security/2019/03/18/3","https://seclists.org/bugtraq/2019/Mar/25","https://www.libssh2.org/CVE-2019-3859.html","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3859","http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html","http://www.securityfocus.com/bid/107485","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/","https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767","https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html","https://security.netapp.com/advisory/ntap-20190327-0005/","http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html","https://lists.debian.org/debian-lts-announce/2019/04/msg00006.html","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/","https://www.debian.org/security/2019/dsa-4431","https://seclists.org/bugtraq/2019/Apr/25","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00102.html","http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00103.html","https://lists.debian.org/debian-lts-announce/2019/07/msg00024.html","https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2019-3859","license":"CVE Program Terms of Use","key":"cve-program:CVE-2019-3859","identifiers":["CVE-2019-3859"]},"retained":false,"historicalAffected":[]}],"coverage":[]}