CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.0%
A vulnerability in the Autonomic Networking Infrastructure (ANI) registrar feature of Cisco IOS Software (possibly 15.2 through 15.6) and Cisco IOS XE Software (possibly 3.7 through 3.18, and 16) could allow an unauthenticated, adjacent 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 autonomic network channel discovery packet to a device that has all the following characteristics: (1) running a Cisco IOS Software or Cisco IOS XE Software release that supports the ANI feature; (2) configured as an autonomic registrar; (3) has a whitelist configured. An exploit could allow the attacker to cause the affected device to reload. Note: Autonomic networking should be configured with a whitelist. Do not remove the whitelist as a workaround. Cisco Bug IDs: CSCvc42717.
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(4)e3 | cpe:2.3:o:cisco:ios:15.2\(4\)e3:*:*:*:*:*:*:* |
cisco | ios | 15.2(5)e | cpe:2.3:o:cisco:ios:15.2\(5\)e:*:*:*:*:*:*:* |
cisco | ios | 15.2(5)e1 | cpe:2.3:o:cisco:ios:15.2\(5\)e1:*:*:*:*:*:*:* |
[
{
"product": "Cisco IOS and IOS XE",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "Cisco IOS and IOS XE"
}
]
}
]
More
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.0%