Unrated severityNVD Advisory· Published Sep 28, 2009· Updated Jun 16, 2026
CVE-2009-2867
CVE-2009-2867
Description
Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4T, 12.4XZ, and 12.4YA, when Zone-Based Policy Firewall SIP Inspection is enabled, allows remote attackers to cause a denial of service (device reload) via a crafted SIP transit packet, aka Bug ID CSCsr18691.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:o:cisco:ios:12.2xna:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:o:cisco:ios:12.2xna:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2xnb:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2xnc:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2xnd:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4t:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4xz:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4ya:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4yb:*:*:*:*:*:*:*
- (no CPE)range: 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4T, 12.4XZ, 12.4YA
Patches
Vulnerability mechanics
References
5- tools.cisco.com/security/center/viewAlert.xnvdVendor Advisory
- www.cisco.com/en/US/products/products_security_advisory09186a0080af8130.shtmlnvdVendor Advisory
- www.securitytracker.com/idnvd
- www.vupen.com/english/advisories/2009/2759nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7254nvd
News mentions
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