Buffer overflow in Cisco FXOS - CVE-2018-0302
Published: June 20, 2018 / Updated: June 25, 2018
Vulnerability identifier: #VU13438
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-0302
CWE-ID: CWE-120
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain elevated privileges on the target system.
The vulnerability exists in the CLI parser due to boundary error when incorrect input validation in the CLI parser subsystem. A local attacker can exceed the expected length of user input, trigger memory corruption and execute arbitrary code with root privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Cisco FXOS
UCS 6300 Series Fabric Interconnects
UCS 6200 Series Fabric Interconnects
UCS 6100 Series Fabric Interconnects
UCS 6300 Series Fabric Interconnects
UCS 6200 Series Fabric Interconnects
UCS 6100 Series Fabric Interconnects
How to mitigate CVE-2018-0302
Install update from vendor's website.