VDB
CVE-2020-12396
CVE-2020-12396
PUBLISHED
CVSS 9.800000190734863 CRITICAL
Mozilla developers and community members reported memory safety bugs present in Firefox 75. 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 < 76.
EPSS 1.63% · 75.4th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
1.63%
75.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | mozjs38 | 38.8.0~repack1-0ubuntu1, 38.8.0~repack1-0ubuntu3, 0 |
| Ubuntu:20.04:LTS | firefox | *, 71.0+build5-0ubuntu1, * |
| Ubuntu:16.04:LTS | firefox | 57.0+build4-0ubuntu0.16.04.5, 57.0+build4-0ubuntu0.16.04.6, 57.0.4+build1-0ubuntu0.16.04.1 |
| Ubuntu:20.04:LTS | mozjs52 | 52.9.1-1ubuntu3, 0, 52.9.1-1build1 |
| Ubuntu:20.04:LTS | mozjs68 | 68.6.0-1ubuntu1, 68.5.0-1~fakesync, 68.5.0-2~fakesync |
| Ubuntu:18.04:LTS | firefox | 64.0+build3-0ubuntu0.18.04.1, 66.0.1+build1-0ubuntu0.18.04.1, 66.0.4+build3-0ubuntu0.18.04.1 |
| Ubuntu:18.04:LTS | mozjs52 | 0, 52.3.1-7fakesync1, 52.9.1-0ubuntu0.18.04.1 |
Timeline
- May 5, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 2, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Jul 6, 2022 EPSS Score
- Sep 8, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-12396 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-16/#CVE-2020-12396 third-party-advisory
- https://ubuntu.com/security/notices/USN-4353-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-12396 third-party-advisory