CVE-2012-0376: n/a vulnerability

CVE-2012-0376: The voice-sipstack component in Cisco Unified Communications Manager (CUCM) 8.5 allows remote attackers to...

The voice-sipstack component in Cisco Unified Communications Manager (CUCM) 8.5 allows remote attackers to cause a denial of service (core dump) via vectors involving SIP messages that arrive after an upgrade, aka Bug ID CSCtj87367.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 17, 2024, 02:42 UTC (UTC+00:00)

Security readout for executives and security teams

This flaw can crash part of Cisco Unified Communications Manager 8.5 when certain SIP messages arrive after an upgrade. The business risk is voice service disruption, not data theft based on the provided sources. The source bundle does not include a severity score, fixed version, or evidence of active exploitation. Exposure is most likely in environments running Cisco Unified Communications Manager 8.5, especially systems recently upgraded and processing SIP traffic. Actual exposure depends on CUCM deployment, SIP reachability, and Cisco bug status, which the provided evidence does not fully define. Prioritize if CUCM 8.5 supports business-critical voice services or is reachable by broad SIP sources. Without a severity score or exploitation evidence, urgency should be driven by local deployment criticality and outage tolerance. Mitigation focus: Check Cisco release notes and support guidance for Bug ID CSCtj87367.; Inventory any Cisco Unified Communications Manager 8.5 deployments.; Confirm whether affected systems have vendor-supported maintenance or upgrade options..

Prepared: Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 3, 2012, 20:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

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Weakness

CWE details

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