CVE-2009-5039

N/A Unknown
Published: January 07, 2011 Modified: April 29, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.cisco.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf
Source: cve@mitre.org
Release Notes Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/64731
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.cisco.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/64731
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
1.3%
67th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

cisco