CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
54.1%
A vulnerability in the Autonomic Networking Infrastructure (ANI) feature of Cisco IOS Software (15.4 through 15.6) and Cisco IOS XE Software (3.7 through 3.18, and 16) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to incomplete input validation on certain crafted packets. An attacker could exploit this vulnerability by sending a crafted IPv6 packet to a device that is running a Cisco IOS Software or Cisco IOS XE Software release that supports the ANI feature. A device must meet two conditions to be affected by this vulnerability: (1) the device must be running a version of Cisco IOS Software or Cisco IOS XE Software that supports ANI (regardless of whether ANI is configured); and (2) the device must have a reachable IPv6 interface. An exploit could allow the attacker to cause the affected device to reload. Cisco Bug IDs: CSCvc42729.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | ios | 15.2(3)e | cpe:2.3:o:cisco:ios:15.2\(3\)e:*:*:*:*:*:*:* |
cisco | ios | 15.2(3)e1 | cpe:2.3:o:cisco:ios:15.2\(3\)e1:*:*:*:*:*:*:* |
cisco | ios | 15.2(3)e2 | cpe:2.3:o:cisco:ios:15.2\(3\)e2:*:*:*:*:*:*:* |
cisco | ios | 15.2(3)e3 | cpe:2.3:o:cisco:ios:15.2\(3\)e3:*:*:*:*:*:*:* |
cisco | ios | 15.2(4)e | cpe:2.3:o:cisco:ios:15.2\(4\)e:*:*:*:*:*:*:* |
cisco | ios | 15.2(4)e1 | cpe:2.3:o:cisco:ios:15.2\(4\)e1:*:*:*:*:*:*:* |
cisco | ios | 15.2(4)e2 | cpe:2.3:o:cisco:ios:15.2\(4\)e2:*:*:*:*:*:*:* |
cisco | ios | 15.2(5)e | cpe:2.3:o:cisco:ios:15.2\(5\)e:*:*:*:*:*:*:* |
cisco | ios | 15.2(5b)e | cpe:2.3:o:cisco:ios:15.2\(5b\)e:*:*:*:*:*:*:* |
cisco | ios | 15.3(3)s | cpe:2.3:o:cisco:ios:15.3\(3\)s:*:*:*:*:*:*:* |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
54.1%