|Date: (C)2009-08-21 (M)2016-04-05|
|CVSS Score: 3.3||Access Vector: NETWORK|
|Exploitability Subscore: 6.4||Access Complexity: LOW|
|Impact Subscore: 2.9||Authentication: MULTIPLE_INSTANCES|
| ||Confidentiality: NONE|
| ||Integrity: NONE|
| ||Availability: PARTIAL|
Cisco IOS XR 3.8.1 and earlier allows remote attackers to cause a denial of service (process crash) via a long BGP UPDATE message, as demonstrated by a message with many AS numbers in the AS Path Attribute.