CVE-2020-13901
CRITICALCVSS 9.8/10EPSS 2.58%
Last modified
CVE-2020-13901 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 2.58% chance of exploitation in the next 30 days.
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/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Meetecho | Janus | >= 0.3.0, <= 0.10.0 |
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
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-13901?
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.
How severe is CVE-2020-13901?
CVE-2020-13901 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.58% probability of exploitation in the next 30 days.
How do I fix CVE-2020-13901?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-13901?
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Scan your code nowSource: NVD / NIST