CVEvulnerability
CVE-2019-11764
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-01-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-787
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Affected configurations
• mozilla firefox (< 70.0)
• mozilla firefox esr (< 68.2)
• mozilla thunderbird (< 68.2)
• canonical ubuntu linux 16.04
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1558522%2C1577061%2C1548044%2C1571223%2C1573048%2C1578933%2C1575217%2C1583684%2C1586845%2C1581950%2C1583463%2C1586599 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202003-10 Third Party Advisory
- https://usn.ubuntu.com/4335-1/ Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-33/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-34/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-35/ Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1558522%2C1577061%2C1548044%2C1571223%2C1573048%2C1578933%2C1575217%2C1583684%2C1586845%2C1581950%2C1583463%2C1586599 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202003-10 Third Party Advisory
- https://usn.ubuntu.com/4335-1/ Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-33/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-34/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-35/ Vendor Advisory