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CVE-2008-3157

5.0 · MEDIUM

Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large numb…

Published Jul 11, 2008nortelCWE-399EPSS 1.42%

Overview

CVE-2008-3157 is a medium-severity vulnerability affecting nortel sip_multimedia_pc_client. It was published on July 11, 2008 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions.

Remediation

Check the references section for vendor advisories and patches from nortel. Update sip_multimedia_pc_client 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

Refsecunia.com/advisories/30854Refsupport.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961Refwww.securitytracker.com/id?1020371Refwww.voipshield.com/research-details.php?id=61Refwww.vupen.com/english/advisories/2008/1942/referencesRefexchange.xforce.ibmcloud.com/vulnerabilities/43364Refsecunia.com/advisories/30854Refsupport.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961Refwww.securitytracker.com/id?1020371Refwww.voipshield.com/research-details.php?id=61

How CyberStrike helps

Frequently asked questions

What is CVE-2008-3157?

CVE-2008-3157 is a medium-severity vulnerability affecting nortel sip_multimedia_pc_client. It was published on July 11, 2008 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2008-3157?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-3157?

Check the references section for vendor advisories and patches from nortel. Update sip_multimedia_pc_client 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-2008-3157?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-3157 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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