CVE-2020-13901

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L1248Third Party Advisory
https://github.com/meetecho/janus-gateway/pull/2214Patch, Third Party Advisory
https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13901Exploit, Third Party Advisory
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L1248Third Party Advisory
https://github.com/meetecho/janus-gateway/pull/2214Patch, Third Party Advisory
https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13901Exploit, Third Party Advisory

Timeline

Published: Jun 10, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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