Published: 21/08/2009 Updated: 21/08/2009

CVSS v2 Base Score: 3.3 | Impact Score: 2.9 | Exploitability Score: 6.4

VMScore: 294

Vector: AV:N/AC:L/Au:M/C:N/I:N/A:P

Cisco IOS XR 3.8.1 and previous versions allows remote authenticated users to cause a denial of service (process crash) via vectors involving a BGP UPDATE message with many AS numbers prepended to the AS path.

Vulnerable Product	Search on Vulmon	Subscribe to Product
cisco ios xr 3.6.1
cisco ios xr 3.6.0
cisco ios xr 3.6
cisco ios xr 3.5
cisco ios xr 3.2.2
cisco ios xr 3.2.1
cisco ios xr 3.2
cisco ios xr 3.1
cisco ios xr 3.7.2
cisco ios xr 3.6.3
cisco ios xr 3.5.3
cisco ios xr 3.4
cisco ios xr 3.2.4
cisco ios xr 3.2.3
cisco ios xr 3.1.0
cisco ios xr 3.0.1
cisco ios xr 3.8.0
cisco ios xr 3.7
cisco ios xr 3.7.0
cisco ios xr 3.7.1
cisco ios xr 3.4.0
cisco ios xr 3.4.1
cisco ios xr 3.4.2
cisco ios xr 3.4.3
cisco ios xr 3.3
cisco ios xr 3.7.3
cisco ios xr 3.6.2
cisco ios xr 3.5.2
cisco ios xr 3.5.4
cisco ios xr 3.2.50
cisco ios xr 3.0
cisco ios xr

Cisco IOS XR Software contains multiple vulnerabilities in the Border Gateway Protocol (BGP) feature These vulnerabilities include: Cisco IOS XR Software will reset a BGP peering session when receiving a specific invalid BGP update The vulnerability manifests when a BGP peer announces a prefix with a specific invalid attribute ...

CWE-264 http://securitytracker.com/id?1022756 http://www.cisco.com/en/US/products/products_security_advisory09186a0080af150f.shtml https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20090818-bgp

CVE-2009-2056

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