CVE-2007-5636

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
23/10/2007
Last modified:
09/04/2025

Description

Buffer overflow in the Nortel UNIStim IP Softphone 2050 allows remote attackers to cause a denial of service (application abort) and possibly execute arbitrary code via a flood of invalid characters to the RTCP port (5678/udp) that triggers a Windows error message, aka "extraneous messaging."

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:nortel:ip_softphone_2050:*:*:*:*:*:*:*:*