Detections
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CVE-2020-6831

critical

Description

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

https://www.debian.org/security/2020/dsa-4714

https://usn.ubuntu.com/4373-1/

https://security.gentoo.org/glsa/202005-04

https://security.gentoo.org/glsa/202005-03

http://packetstormsecurity.com/files/158480/usrsctp-Stack-Buffer-Overflow.html

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00000.html

https://www.mozilla.org/security/advisories/mfsa2020-18/

https://www.mozilla.org/security/advisories/mfsa2020-17/

https://www.mozilla.org/security/advisories/mfsa2020-16/

https://bugzilla.mozilla.org/show_bug.cgi?id=1632241

Details

Source: Mitre, NVD

Published: 2020-05-26

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.05544