CVE-2012-0388
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0,...
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed transit H.323 traffic, aka Bug ID CSCtq45553.
Exploit likelihood
What each source reports
NVD Score used
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed transit H.323 traffic, aka Bug ID CSCtq45553.
- Record
CVE-2012-0388- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed transit H.323 traffic, aka Bug ID CSCtq45553.
- Record
CVE-2012-0388- Updated
- 2026-11-02
EUVDEUVD-2012-0424 No score
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed transit H.323 traffic, aka Bug ID CSCtq45553.
- Record
EUVD-2012-0424- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wgvw-vfq9-3m2p No score
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0,...
Memory leak in the H.323 inspection feature in the Zone-Based Firewall in Cisco IOS 12.4, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed transit H.323 traffic, aka Bug ID CSCtq45553.
- Record
GHSA-wgvw-vfq9-3m2p- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-0388 is a high vulnerability (CVSS 7.8) in Cisco Ios, published March 29, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.50%, the 74th percentile. No source names a fixed version.