#VU13447 Null pointer dereference in Cisco NX-OS - CVE-2018-0305
Published: June 20, 2018 / Updated: June 25, 2018
Vulnerability identifier: #VU13447
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-0305
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco NX-OS
Cisco NX-OS
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the Cisco Fabric Services component due to insufficient validation of Cisco Fabric Services packets. A remote attacker can send a specially crafted Cisco Fabric Services packet, trigger a NULL pointer dereference and cause the service to crash.
Remediation
Install update from vendor's website.