PT-2009-3277 · Cisco · Cisco Ios

Published 2009-03-25 · Updated 2017-08-17 · CVE-2009-0636

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Cisco IOS versions 12.0 through 12.4

Description A vulnerability exists in the Session Initiation Protocol (SIP) implementation in Cisco IOS Software, allowing remote attackers to cause a reload of the Cisco IOS device via a valid SIP message. This can result in a denial of service (device crash).

Recommendations For Cisco IOS versions 12.0 through 12.4, update to a version that includes the software updates released by Cisco to address this vulnerability. As a temporary workaround, consider disabling SIP if the Cisco IOS device does not need to run SIP for VoIP services. Mitigation techniques are available to help limit exposure to the vulnerability.

Fix

Related Identifiers

CVE-2009-0636

Affected Products

Cisco Ios

References · 9

• http://vupen.com/english/advisories/2009/0851 · Vendor Advisory
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20090325-sip · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-0636 · Security Note
• http://cisco.com/en/US/products/products_security_advisory09186a0080a904c0.shtml · Vendor Advisory
• http://secunia.com/advisories/34438 · Vendor Advisory
• http://cisco.com/en/US/products/products_security_advisory09186a0080a90469.shtml · Vendor Advisory
• http://securitytracker.com/id?1021902 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/49421 · Note
• http://securityfocus.com/bid/34243 · Note