Buffer overflow in Cisco NX-OS - CVE-2018-0311

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Main Vulnerability Database Vulnerabilities #VU13445

Buffer overflow in Cisco NX-OS - CVE-2018-0311

Published: June 20, 2018 / Updated: June 25, 2018


Vulnerability identifier: #VU13445
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2018-0311
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability in the Cisco Fabric Services component exists due to buffer overflow insufficient validation of Cisco Fabric Services packets when the software processes packet data. A remote attacker can send a maliciously crafted Cisco Fabric Services packet, trigger memory corruption and cause the service to crash.


Affected software

Cisco NX-OS
Cisco FXOS
UCS 6300 Series Fabric Interconnects
UCS 6200 Series Fabric Interconnects
UCS 6100 Series Fabric Interconnects

How to mitigate CVE-2018-0311

Install update from vendor's website.


External References

Related Security Bulletins