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Status published
Low
CVE-2009-2056
Cisco IOS XR 3.8.1 and earlier allows remote authenticated users...
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
cisco
View all reports →Affected Software
ios xr
Vulnerable Versions:
0, 3.0, 3.0.1, 3.1, 3.1.0, 3.2, 3.2.1, 3.2.2, 3.2.3, 3.2.4, 3.2.50, 3.3, 3.4, 3.4.0, 3.4.1, 3.4.2, 3.4.3, 3.5, 3.5.2, 3.5.3, 3.5.4, 3.6, 3.6.0, 3.6.1, 3.6.2, 3.6.3, 3.7, 3.7.0, 3.7.1, 3.7.2, 3.7.3, 3.8.0
Timeline
Official Publish:
August 21st, 2009
Last Modified:
September 17th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.