7.5

CVE-2020-13900

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Meetecho ≫ Janus Version >= 0.9.0 <= 0.10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.37% 0.816
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/meetecho/janus-gateway/pull/2214
Patch
Third Party Advisory
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64
Third Party Advisory
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74
Third Party Advisory
https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900
Third Party Advisory
Exploit