Cisco Nexus 3000 and 9000 Series Switches denial of service | CVE-2023-20169
NAME
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Cisco Nexus 3000 and 9000 Series Switches denial of service
Platforms Affected:
Cisco Nexus 9000 Series Switches in standalone NX-OS mode
Cisco Nexus 3000 Series
Risk Level:
7.4
Exploitability:
Unproven
Consequences:
Denial of Service
DESCRIPTION
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Cisco Nexus 3000 and 9000 Series Switches are vulnerable to a denial of service, caused by improper input validation when parsing an ingress IS-IS packet. By sending a specially crafted IS-IS packet, a remote attacker could exploit this vulnerability to cause the IS-IS process to restart unexpectedly, and results in a denial of service condition.
CVSS 3.0 Information
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Privileges Required:
None
User Interaction:
None
Scope:
Changed
Access Vector:
Adjacent Network
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