CVE-2008-0027
HIGH · CVSS 10.0EPSS 57.1%EU EUVD
Heap-based buffer overflow in the Certificate Trust List (CTL) Provider service (CTLProvider.exe) in Cisco Unified Communications Manager (CUCM) 4.2 before 4.2(3)SR3 and 4.3 before 4.3(1)SR1, and CallManager 4.0 and 4.1 before 4.1(3)SR5c, allows remote attackers to cause a denial of service or execute arbitrary code via a long request.
Key facts
- CVSS score
- 10.0 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-119
- EPSS score
- 57.1% (99th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-0040)
- Published
- January 17, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-0040 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- cisco / unified callmanager
- cisco / unified callmanager
- 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://dvlabs.tippingpoint.com/advisory/TPTI-08-02
- http://secunia.com/advisories/28530
- http://securityreason.com/securityalert/3551
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080932c61.shtml(Patch)
- http://www.securityfocus.com/archive/1/486432/100/0/threaded
- http://www.securityfocus.com/bid/27313
- http://www.securitytracker.com/id?1019223
- http://www.vupen.com/english/advisories/2008/0171
- https://exchange.xforce.ibmcloud.com/vulnerabilities/39704
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain