Cisco NX-OS Software denial of service | CVE-2023-20168
NAME
__________
Cisco NX-OS Software denial of service
Platforms Affected:
Cisco Nexus 3000 Series Switches
Cisco MDS 9000 Series Multilayer Switches
Cisco Nexus 6000 Series Switches
Cisco Nexus 7000 Series Switches
Cisco Nexus 5500 Platform Switches
Cisco Nexus 5600 Platform Switches
Cisco NX-OS Software
Cisco Nexus 9000 Series Switches in standalone NX-OS mode
Cisco Nexus 1000V Switch for Microsoft Hyper-V
Cisco Nexus 1000V Switch for VMware vSphere
Cisco Nexus 1000 Virtual Edge for VMware vSphere
Risk Level:
7.1
Exploitability:
Unproven
Consequences:
Denial of Service
DESCRIPTION
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Cisco NX-OS Software is vulnerable to a denial of service, caused by improper input validation when processing an authentication attempt when the directed request option is enabled for TACACS+ or RADIUS. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause the device to reload unexpectedly, and results in a denial of service condition.
CVSS 3.0 Information
__________
Privileges Required:
None
User Interaction:
None
Scope:
Changed
Access Vector:
Local
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