Vulnerability Description
Cisco IOS XR 3.8.1 and earlier 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.
CVSS Score
3.3
LOW
AV:N/AC:L/Au:M/C:N/I:N/A:P
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xr | <= 3.8.1 |
Related Weaknesses (CWE)
References
- http://securitytracker.com/id?1022756
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080af150f.sPatchVendor Advisory
- http://securitytracker.com/id?1022756
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080af150f.sPatchVendor Advisory
FAQ
What is CVE-2009-2056?
CVE-2009-2056 is a vulnerability with a CVSS score of 3.3 (LOW). Cisco IOS XR 3.8.1 and earlier 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.
How severe is CVE-2009-2056?
CVE-2009-2056 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-2056?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xr.