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CVE-2017-4921

8.8 · HIGH

VMware vCenter Server (6.5 prior to 6.5 U1) contains an insecure library loading issue that occurs due to the use of LD_LIBRARY_PATH variable in an unsafe manner.

Published Aug 1, 2017EPSS 1.67%

Overview

CVE-2017-4921 is a high-severity vulnerability. It was published on August 1, 2017 and has a CVSS 3.0 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

VMware vCenter Server (6.5 prior to 6.5 U1) contains an insecure library loading issue that occurs due to the use of LD_LIBRARY_PATH variable in an unsafe manner. Successful exploitation of this issue may allow unprivileged host users to load a shared library that may lead to privilege escalation.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refwww.securityfocus.com/bid/100006Refwww.securitytracker.com/id/1039013Refwww.vmware.com/security/advisories/VMSA-2017-0013.htmlRefwww.securityfocus.com/bid/100006Refwww.securitytracker.com/id/1039013Refwww.vmware.com/security/advisories/VMSA-2017-0013.html

How CyberStrike helps

Frequently asked questions

What is CVE-2017-4921?

CVE-2017-4921 is a high-severity vulnerability. It was published on August 1, 2017 and has a CVSS 3.0 base score of 8.8 (HIGH).

How severe is CVE-2017-4921?

This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-4921?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2017-4921?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-4921 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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