CVE-2008-0027
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 57.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 57.11% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- cisco/unified callmanager · cisco/unified communications manager
- Source
- psirt@cisco.com
EPSS 57.1% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
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.shtmlPatch
- 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
- 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.shtmlPatch
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.