CVE-2024-20375

A vulnerability in the SIP call processing function of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allo

Severity
High 8.6
CVSS 3.1
Remote · no auth what this means
Exploited
Not listed
EPSS
0.007
53.2th percentile
Discovered by
Third party
Vendor-published field
Published
Aug 21, 2024
Assigned by cisco

Description

A vulnerability in the SIP call processing function of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper parsing of SIP messages. An attacker could exploit this vulnerability by sending a crafted SIP message to an affected Cisco Unified CM or Cisco Unified CM SME device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition that interrupts the communications of reliant voice and video devices.

Weakness: CWE-787

Affected products

Vendor Product Category Matched by
Cisco Cisco Unified Communications Manager Other Products cna-assigner
Vendor-reported products (1)
  • Cisco · Cisco Unified Communications Manager

Vendor advisory

cisco-sa-cucm-dos-kkHq43We

Cisco Unified Communications Manager Denial of Service Vulnerability

Cisco’s rating: High (advisory CVSS 8.6) · Published Aug 21, 2024

Bug ID: CSCwi68892

The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from

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