CVE-2012-0387
Memory leak in the HTTP Inspection Engine feature in the Zone-Based Firewall in Cisco IOS 12.4,...
Memory leak in the HTTP Inspection Engine 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 crafted transit HTTP traffic, aka Bug ID CSCtq36153.
Exploit likelihood
What each source reports
NVD Score used
Memory leak in the HTTP Inspection Engine 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 crafted transit HTTP traffic, aka Bug ID CSCtq36153.
- Record
CVE-2012-0387- 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 HTTP Inspection Engine 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 crafted transit HTTP traffic, aka Bug ID CSCtq36153.
- Record
CVE-2012-0387- Updated
- 2026-11-02
EUVDEUVD-2012-0423 No score
Memory leak in the HTTP Inspection Engine 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 crafted transit HTTP traffic, aka Bug ID CSCtq36153.
- Record
EUVD-2012-0423- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7p35-v6xq-2524 No score
Memory leak in the HTTP Inspection Engine feature in the Zone-Based Firewall in Cisco IOS 12.4,...
Memory leak in the HTTP Inspection Engine 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 crafted transit HTTP traffic, aka Bug ID CSCtq36153.
- Record
GHSA-7p35-v6xq-2524- 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-2012-0387 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 1.99%, the 80th percentile. No source names a fixed version.
References
securityfocus.com/bid/52753
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-zbfw
exchange.xforce.ibmcloud.com/vulnerabilities/74435
secunia.com/advisories/48608
securitytracker.com/id?1026861
osvdb.org/80697
nvd.nist.gov/vuln/detail/CVE-2012-0387
github.com/advisories/GHSA-7p35-v6xq-2524