VDB
CVE-2020-6826
CVE-2020-6826
PUBLISHED
Mozilla developers Tyson Smith, Bob Clary, and Alexandru Michis reported memory safety bugs present in Firefox 74. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 75.
EPSS 0.48% · 65.4th percentile
Risk Scores
EPSS Score
0.48%
65.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | mozjs68 | 0, 68.5.0-1~fakesync, 68.5.0-2~fakesync |
| Ubuntu:18.04:LTS | mozjs52 | 52.8.1-0ubuntu0.18.04.1, 52.3.1-0ubuntu3, 0 |
| Ubuntu:20.04:LTS | mozjs52 | 52.9.1-1ubuntu3, 52.9.1-1build1, 0 |
| Ubuntu:16.04:LTS | firefox | 55.0.2+build1-0ubuntu0.16.04.1, 50.1.0+build2-0ubuntu0.16.04.1, 51.0.1+build2-0ubuntu0.16.04.1 |
| Ubuntu:20.04:LTS | firefox | 70.0+build2-0ubuntu1, *, 0 |
| Ubuntu:18.04:LTS | mozjs38 | 0, 38.8.0~repack1-0ubuntu4, 38.8.0~repack1-0ubuntu1 |
| Ubuntu:18.04:LTS | firefox | 67.0+build2-0ubuntu0.18.04.1, 67.0.1+build1-0ubuntu0.18.04.1, 67.0.2+build2-0ubuntu0.18.04.1 |
Timeline
- Apr 7, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 22, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 27, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 5, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-6826 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-12/#CVE-2020-6826 third-party-advisory
- https://ubuntu.com/security/notices/USN-4323-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-6826 third-party-advisory