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VMware Patches Essential Vulnerability in Finish-of-Life Product

By Ionut Arghire on October 26, 2022

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VMware this week introduced patches for a essential distant code execution vulnerability in VMware Cloud Basis and NSX Information Middle for vSphere (NSX-V).

Tracked as CVE-2021-39144 (CVSS rating of 9.8), the safety defect exists in XStream, an open supply library to serialize objects to XML and again.

The bug impacts all XStream iterations till and together with model 1.4.17. Solely out-of-the-box variations are affected, however not these the place XStream’s safety framework was arrange with a whitelist restricted to the minimal required sorts.

“On account of an unauthenticated endpoint that leverages XStream for enter serialization in VMware Cloud Basis (NSX-V), a malicious actor can get distant code execution within the context of ‘root’ on the equipment,” VMware notes in its advisory.

NSX-V 6.4.x reached finish of normal help in January 2022. VMware says that it usually doesn’t point out end-of-life (EOL) merchandise in its advisories, however on this case it has determined to launch the patch because of the vulnerability’s essential severity.

VMware says that each one NSX-V variations prior to six.4.14 and VMware Cloud Basis (VCF) 3.x releases are impacted. The vulnerability has been addressed with the discharge of NSX-v 6.4.14 and VCF 3.11.0.1.

VMware’s advisory additionally describes a medium-severity XML Exterior Entity (XXE) vulnerability in VCF (CVE-2022-31678) that might be exploited by unauthenticated attackers to trigger a denial-of-service (DoS) situation or to leak info.

Based on Tenable senior employees analysis engineer Satnam Narang, the essential severity of the vulnerability and the truth that VMware selected to launch a patch for it might point out that it’s straightforward to take advantage of and that in-the-wild exploitation could also be noticed quickly.

“Whereas this vulnerability isn’t on the extent of the Log4j flaws, it serves as a reminder of the availability chain dangers by using open-source software program,” Narang stated.

Associated: VMware Patches Code Execution Vulnerability in vCenter Server

Associated: Exploit Code Printed for Essential VMware Safety Flaw

Associated: VMware NSX Information Middle Flaw Can Expose Digital Methods to Assaults

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