Privilege escalation in vCenter Server Appliance - CVE-2017-4943

Vulnerability identifier: #VU9712

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-2017-4943

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists in VMware vCenter Server Appliance due to a flaw in the 'showlog' plugin. A local attacker can gain root level privileges over the appliance base OS.

vCenter Server Appliance

Install update from vendor's website (vCSA 6.5 U1d).

• https://www.vmware.com/security/advisories/VMSA-2017-0021.html

• Multiple vulnerabilities in VmWare products