XXE attack in VMware vSphere Client

Published: 2016-11-23 09:00:55
Severity Low
Patch available YES
Number of vulnerabilities 1
CVSSv2 3.2 (AV:N/AC:M/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
CVSSv3 3.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE ID CVE-2016-7458
CWE ID CWE-611
Exploitation vector Network
Public exploit Not available
Vulnerable software vSphere Client
Vulnerable software versions vSphere Client 5.5 U3d
vSphere Client 5.5 U3c
vSphere Client 5.5 U3b
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Vendor URL VMware, Inc
Advisory type Public

Security Advisory

1) XXE attack

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to incorrect handling of XML requests. A remote attacker can trick the victim to connect to malicious vCenter Server or ESXi server, send to client specially crafted XML External Entity (XXE) data and obtain potentially sensitive information from victim's system.

Successful exploitation of the vulnerability may allow an attacker to obtain potentially sensitive information.

Remediation

The vulnerability is fixed in vSphere Client 5.5 U3e and 6.0 U2a.

Note: in order to remediate the vulnerability, the vSphere Client should be reinstalled.

External links

http://www.vmware.com/security/advisories/VMSA-2016-0022.html

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