CVE-2018-12389
UnknownEPSS 2.35%
Last modified
CVE-2018-12389 is a vulnerability of currently unknown severity. Mozilla developers and community members reported memory safety bugs present in Firefox ESR 60.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. EPSS estimates a 2.35% chance of exploitation in the next 30 days.
Description
Mozilla developers and community members reported memory safety bugs present in Firefox ESR 60.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 60.3 and Thunderbird < 60.3.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 60.3.0 |
| Mozilla | Thunderbird | < 60.3.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 18.10 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- http://www.securityfocus.com/bid/105723Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/105769Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041944Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3005Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3006Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3531Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3532Third Party Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1498460%2C1499198Broken Link, Issue Tracking, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-04Third Party Advisory
- https://security.gentoo.org/glsa/201811-13Third Party Advisory
- https://usn.ubuntu.com/3868-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4324Third Party Advisory
- https://www.debian.org/security/2018/dsa-4337Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-27/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-28/Vendor Advisory
- http://www.securityfocus.com/bid/105723Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/105769Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041944Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3005Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3006Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3531Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3532Third Party Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1498460%2C1499198Broken Link, Issue Tracking, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-04Third Party Advisory
- https://security.gentoo.org/glsa/201811-13Third Party Advisory
- https://usn.ubuntu.com/3868-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4324Third Party Advisory
- https://www.debian.org/security/2018/dsa-4337Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-27/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-28/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-12389?
Mozilla developers and community members reported memory safety bugs present in Firefox ESR 60.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 60.3 and Thunderbird < 60.3.
How severe is CVE-2018-12389?
Severity scoring for CVE-2018-12389 is pending analysis. The EPSS model estimates a 2.35% probability of exploitation in the next 30 days.
How do I fix CVE-2018-12389?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-12389?
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Scan your code nowSource: NVD / NIST