Unrated severityNVD Advisory· Published Aug 9, 2007· Updated Jun 16, 2026
CVE-2007-4291
CVE-2007-4291
Description
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service via (1) a malformed MGCP packet, which causes a device hang, aka CSCsf08998; a malformed H.323 packet, which causes a device crash, as identified by (2) CSCsi60004 with Proxy Unregistration and (3) CSCsg70474; and a malformed Real-time Transport Protocol (RTP) packet, which causes a device crash, as identified by (4) CSCse68138, related to VOIP RTP Lib, and (5) CSCse05642, related to I/O memory corruption.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*
- (no CPE)range: 12.0 - 12.4
Patches
Vulnerability mechanics
References
14- secunia.com/advisories/26363nvdVendor Advisory
- osvdb.org/36677nvd
- osvdb.org/36678nvd
- osvdb.org/36679nvd
- osvdb.org/36680nvd
- osvdb.org/36681nvd
- securitytracker.com/idnvd
- www.cisco.com/en/US/products/products_security_advisory09186a0080899653.shtmlnvd
- www.securityfocus.com/bid/25239nvd
- www.vupen.com/english/advisories/2007/2816nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/35903nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/35904nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/35905nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5570nvd
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