VDB
CVE-2020-12391
CVE-2020-12391
PUBLISHED
CVSS 7.5 HIGH
Documents formed using data: URLs in an OBJECT element failed to inherit the CSP of the creating context. This allowed the execution of scripts that should have been blocked, albeit with a unique opaque origin. This vulnerability affects Firefox < 76.
EPSS 1.35% · 69.6th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
1.35%
69.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | mozjs68 | 68.5.0-2~fakesync, 0, * |
| Ubuntu:20.04:LTS | mozjs52 | 52.9.1-1build1, 52.9.1-1ubuntu3, 0 |
| Ubuntu:18.04:LTS | firefox | 59.0.1+build1-0ubuntu1, 66.0.4+build3-0ubuntu0.18.04.1, 66.0.5+build1-0ubuntu0.18.04.1 |
| Ubuntu:18.04:LTS | mozjs38 | 0, 38.8.0~repack1-0ubuntu3, 38.8.0~repack1-0ubuntu1 |
| Ubuntu:18.04:LTS | mozjs52 | 52.3.1-0ubuntu3, 0, 52.3.1-7fakesync1 |
| Ubuntu:20.04:LTS | firefox | *, 0, 70.0+build2-0ubuntu1 |
| Ubuntu:16.04:LTS | firefox | *, *, 72.0.1+build1-0ubuntu0.16.04.1 |
Timeline
- May 5, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Nov 8, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-12391 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-16/#CVE-2020-12391 third-party-advisory
- https://ubuntu.com/security/notices/USN-4353-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-12391 third-party-advisory