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CVE-2012-1516

9.9 · CRITICAL

The VMX process in VMware ESXi 3.5 through 4.1 and ESX 3.5 through 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service (memory overwrite and process…

Published May 4, 2012vmwareCWE-119EPSS 3.20%

Overview

CVE-2012-1516 is a critical-severity vulnerability affecting vmware esx. It was published on May 4, 2012 and has a CVSS 3.1 base score of 9.9 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

The VMX process in VMware ESXi 3.5 through 4.1 and ESX 3.5 through 4.1 does not properly handle RPC commands, which allows guest OS users to cause a denial of service (memory overwrite and process crash) or possibly execute arbitrary code on the host OS via vectors involving data pointers.

Remediation

Check the references section for vendor advisories and patches from vmware. Update esx to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.securityfocus.com/bid/53369Refwww.securitytracker.com/id?1027018Refwww.vmware.com/security/advisories/VMSA-2012-0009.htmlRefexchange.xforce.ibmcloud.com/vulnerabilities/75373Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16810Refwww.securityfocus.com/bid/53369Refwww.securitytracker.com/id?1027018Refwww.vmware.com/security/advisories/VMSA-2012-0009.htmlRefexchange.xforce.ibmcloud.com/vulnerabilities/75373Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16810

How CyberStrike helps

Frequently asked questions

What is CVE-2012-1516?

CVE-2012-1516 is a critical-severity vulnerability affecting vmware esx. It was published on May 4, 2012 and has a CVSS 3.1 base score of 9.9 (CRITICAL).

How severe is CVE-2012-1516?

This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2012-1516?

Check the references section for vendor advisories and patches from vmware. Update esx to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2012-1516?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-1516 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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