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CVE-2008-0027

10.0 · HIGH

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 C…

Published Jan 17, 2008ciscoCWE-119EPSS 57.11%

Overview

CVE-2008-0027 is a high-severity vulnerability affecting cisco unified_callmanager. It was published on January 17, 2008 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from cisco. Update unified_callmanager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refdvlabs.tippingpoint.com/advisory/TPTI-08-02Refsecunia.com/advisories/28530Refsecurityreason.com/securityalert/3551Refwww.cisco.com/en/US/products/products_security_advisory09186a0080932c61.shtmlRefwww.securityfocus.com/archive/1/486432/100/0/threadedRefwww.securityfocus.com/bid/27313Refwww.securitytracker.com/id?1019223Refwww.vupen.com/english/advisories/2008/0171Refexchange.xforce.ibmcloud.com/vulnerabilities/39704Refdvlabs.tippingpoint.com/advisory/TPTI-08-02

How CyberStrike helps

Frequently asked questions

What is CVE-2008-0027?

CVE-2008-0027 is a high-severity vulnerability affecting cisco unified_callmanager. It was published on January 17, 2008 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2008-0027?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-0027?

Check the references section for vendor advisories and patches from cisco. Update unified_callmanager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-0027?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-0027 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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