An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_preparse in sdp.c has a NULL pointer dereference.
https://github.com/meetecho/janus-gateway/pull/2214
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64
https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900
Source: Mitre, NVD
Published: 2020-06-10
Updated: 2024-11-21
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.0065