CVE-2020-6831
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 5.8%
exploitation probability
5.8%top 7% of all CVEs
observed exploitation
nono source reports it
A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
References
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00000.htmlhttp://packetstormsecurity.com/files/158480/usrsctp-Stack-Buffer-Overflow.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1632241https://security.gentoo.org/glsa/202005-03https://security.gentoo.org/glsa/202005-04https://usn.ubuntu.com/4373-1/https://www.debian.org/security/2020/dsa-4714https://www.mozilla.org/security/advisories/mfsa2020-16/https://www.mozilla.org/security/advisories/mfsa2020-17/https://www.mozilla.org/security/advisories/mfsa2020-18/