Vulnerability identifier: #VU40640

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-1047

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
vCenter Server
Server applications / Virtualization software

Vendor: VMware, Inc

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

vpxd in VMware vCenter Server 5.0 before u3e, 5.1 before u3, and 5.5 before u2 allows remote attackers to cause a denial of service via a long heartbeat message.

Mitigation
Install update from vendor's website.

Vulnerable software versions

vCenter Server: 5.0 - 5.5

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External links
http://www.securityfocus.com/bid/76932
http://www.securitytracker.com/id/1033720
http://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.