CVE-2007-4291

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-08-09 · updated 2026-06-16

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.

Affected products

Cisco IOS: 12.0, 12.1, 12.2, 12.3, 12.4

References

http://osvdb.org/36677
http://osvdb.org/36678
http://osvdb.org/36679
http://osvdb.org/36680
http://osvdb.org/36681
http://secunia.com/advisories/26363
http://securitytracker.com/id?1018533
http://www.cisco.com/en/US/products/products_security_advisory09186a0080899653.shtml
http://www.securityfocus.com/bid/25239
http://www.vupen.com/english/advisories/2007/2816
https://exchange.xforce.ibmcloud.com/vulnerabilities/35903
https://exchange.xforce.ibmcloud.com/vulnerabilities/35904

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