CVE-2008-3801
Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4 and Unified…
- 7.1HighCVSS base score
- 3.2%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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 CSCsm46064, a different vulnerability than CVE-2008-3800 and CVE-2008-3802.
Timeline
ID reserved
By cisco
- 30 days later
· 30 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 | High7.1 | AV:N/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Affected products
n/a
- affected n/a
References
10
- 31990 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 31367 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 32013 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2008-2670 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- ADV-2008-2671 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- oval:org.mitre.oval:def:6047 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 20080924 Multiple Cisco IOS Session Initiation Protocol Denial of Service Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 1020942 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 1020939 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20080924 Cisco Unified Communications Manager Session Initiation Protocol Denial of Service Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_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-2008-3787 (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-2008-3801)Record last updated .