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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…
- 9.3HighCVSS base score
- 2.9%Exploitation in 30 daysEPSS · top 13% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By cisco
- 15 days later
· 15 days later
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
6
- cisco-unifiedipphone-sipproxy-bo(40498) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20080213 Cisco Unified IP Phone Overflow and Denial of Service Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 1019411 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 27774 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- ADV-2008-0543 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 28935 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2008-0541 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2008-0531)Record last updated .