CVE-2009-2051

N/A Unknown
Published: August 27, 2009 Modified: April 23, 2026
View on NVD

Description

Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), and 7.x before 7.1(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a malformed SIP INVITE message that triggers an improper call to the sipSafeStrlen function, aka Bug IDs CSCsz40392 and CSCsz43987.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://osvdb.org/57453
Source: psirt@cisco.com
Broken Link
http://secunia.com/advisories/36498
Source: psirt@cisco.com
Third Party Advisory
http://secunia.com/advisories/36499
Source: psirt@cisco.com
Third Party Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml
Source: psirt@cisco.com
Patch Vendor Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml
Source: psirt@cisco.com
Vendor Advisory
http://www.securityfocus.com/bid/36152
Source: psirt@cisco.com
Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1022775
Source: psirt@cisco.com
Third Party Advisory VDB Entry
http://osvdb.org/57453
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://secunia.com/advisories/36498
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/36499
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.securityfocus.com/bid/36152
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1022775
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
1.7%
82th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

cisco