{"id":"MGASA-2020-0388","summary":"Updated tigervnc packages fix a security vulnerability","details":"In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0,\nviewers mishandle TLS certificate exceptions. They store the certificates as\nauthorities, meaning that the owner of a certificate could impersonate any\nserver after a client had added an exception. (CVE-2020-26117)\n","modified":"2026-04-16T04:44:39.297794104Z","published":"2020-10-20T16:22:12Z","upstream":["CVE-2020-26117"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2020-0388.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=27270"},{"type":"WEB","url":"https://github.com/TigerVNC/tigervnc/releases/tag/v1.11.0"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/XJC7PGEFEUUZTWSX7CGQG5YLB3NCQ6BO/"},{"type":"WEB","url":"https://www.debian.org/lts/security/2020/dla-2396"},{"type":"WEB","url":"https://lists.opensuse.org/opensuse-security-announce/2020-10/msg00025.html"}],"affected":[{"package":{"name":"tigervnc","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/tigervnc?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.1-1.2.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2020-0388.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}