CVE-2009-5039

Cisco IOS < 15.0(1)XA - Denial of Service via H.323 Call Memory Leak

Title source: llm
STIX 2.1

Description

Memory leak in the gk_circuit_info_do_in_acf function in the H.323 implementation in Cisco IOS before 15.0(1)XA allows remote attackers to cause a denial of service (memory consumption) via a large number of calls over a long duration, as demonstrated by InterZone Clear Token (IZCT) test traffic, aka Bug ID CSCsz72535.

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/64731
Release Notes, Vendor Advisory x_refsource_confirm
http://www.cisco.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf

Scores

EPSS 0.0130
EPSS Percentile 66.5%

Details

CWE
CWE-772
Status published
Products (1)
cisco/ios < 15.0\(1\)xa
Published Jan 07, 2011
Tracked Since Feb 18, 2026