VDB
CVE-2016-2821
CVE-2016-2821
PUBLISHED
CVSS 7.5 HIGH
Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.
EPSS 2.77% · 85.8th percentile
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
2.77%
85.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | firefox | 0, 41.0.2+build2-0ubuntu1, 44.0+build3-0ubuntu2 |
| Ubuntu:14.04:LTS | firefox | 34.0+build2-0ubuntu0.14.04.1, 35.0.1+build1-0ubuntu0.14.04.1, 36.0.1+build2-0ubuntu0.14.04.1 |
Timeline
- Jun 8, 2016 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Jul 13, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Dec 20, 2022 EPSS Score
- Feb 11, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 28, 2023 EPSS Score
- Jul 20, 2023 EPSS Score
- Sep 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-2821 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2016-51/ third-party-advisory
- https://ubuntu.com/security/notices/USN-2993-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-2821 third-party-advisory