CVE-2008-3800
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.
Key facts
- CVSS score
- 7.1 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:C- EPSS score
- 3.5% (89th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-3786)
- Published
- September 26, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-3786 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- cisco / ios
- cisco / ios
- cisco / ios
- cisco / unified callmanager
- cisco / unified callmanager
- cisco / unified callmanager
- cisco / unified communications manager
- cisco / unified communications manager
- cisco / unified communications manager
- cisco / unified communications manager
References
- http://secunia.com/advisories/31990(Third Party Advisory)
- http://secunia.com/advisories/32013(Third Party Advisory)
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01562.shtml(Vendor Advisory)
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080a0156a.shtml(Vendor Advisory)
- http://www.securityfocus.com/bid/31367(Third Party Advisory, VDB Entry)
- http://www.securitytracker.com/id?1020939(Broken Link, Third Party Advisory, VDB Entry)
- http://www.securitytracker.com/id?1020942(Broken Link, Third Party Advisory, VDB Entry)
- http://www.vupen.com/english/advisories/2008/2670(Permissions Required)
- http://www.vupen.com/english/advisories/2008/2671(Permissions Required)
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6086(Broken Link)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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