#VU12438 Improper authorization in vCenter Server - CVE-2015-2342

Vulnerability identifier: #VU12438

Vulnerability risk: High

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2015-2342

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
vCenter Server
Server applications / Virtualization software

Vendor: VMware, Inc

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists in the JMX RMI service due to missing restriction of registration of MBeans. A remote attacker can execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to versions 5.0u3e, 5.1u3b, 5.5u3 or 6.0u1.

Vulnerable software versions

vCenter Server: 5.0 GA - 6.0.0

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External links
https://www.vmware.com/security/advisories/VMSA-2015-0007.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.