{"id":"MGASA-2020-0216","summary":"Updated nmap packages fix security vulnerability","details":"Updated nmap packages fix security vulnerability:\n\nnse_libssh2.cc in Nmap 7.70 is subject to a denial of service condition\ndue to a double free when an SSH connection fails, as demonstrated by a\nleading \\n character to ssh-brute.nse or ssh-auth-methods.nse\n(CVE-2017-18594).\n\nAlso, when a server forced a protocol and did not return TLS ALPN extension,\nthis caused an infinite loop.\n","modified":"2026-04-16T04:43:27.416233023Z","published":"2020-05-24T18:04:47Z","upstream":["CVE-2017-18594"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2020-0216.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=25770"},{"type":"WEB","url":"https://github.com/nmap/nmap/commit/3b8b6516a7697d8b6d4cd87e253daa369fcdbf2a"},{"type":"WEB","url":"https://lists.opensuse.org/opensuse-updates/2019-09/msg00156.html"}],"affected":[{"package":{"name":"nmap","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/nmap?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.70-2.2.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2020-0216.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}