{"id":"CVE-2020-13901","details":"An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_merge in sdp.c has a stack-based buffer overflow.","modified":"2026-03-14T10:11:28.349505Z","published":"2020-06-10T22:15:11.467Z","references":[{"type":"ADVISORY","url":"https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L1248"},{"type":"FIX","url":"https://github.com/meetecho/janus-gateway/pull/2214"},{"type":"EVIDENCE","url":"https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13901"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/meetecho/janus-gateway","events":[{"introduced":"6435c70839f1f1abe72f4e9ff0091f09ded8ef15"},{"last_affected":"30316fb78720bcf3b12cecea314e16a93915128a"}],"database_specific":{"versions":[{"introduced":"0.3.0"},{"last_affected":"0.10.0"}]}}],"versions":["v0.10.0","v0.3.0","v0.3.1","v0.4.0-broken","v0.4.1","v0.4.2","v0.4.3","v0.4.4","v0.4.5","v0.5.0","v0.6.0","v0.6.1","v0.6.2","v0.6.3","v0.7.0","v0.7.1","v0.7.2","v0.7.3","v0.7.4","v0.7.5","v0.7.6","v0.8.0","v0.8.1","v0.8.2","v0.9.0","v0.9.1","v0.9.2","v0.9.3","v0.9.4","v0.9.5"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13901.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}