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CVE-2023-30438

9.3 · CRITICAL

An internally discovered vulnerability in PowerVM on IBM Power9 and Power10 systems could allow an attacker with privileged user access to a logical partition to perform an undetected violation of…

Published May 17, 2023EPSS 0.24%

Overview

CVE-2023-30438 is a critical-severity vulnerability. It was published on May 17, 2023 and has a CVSS 3.1 base score of 9.3 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.3, rated CRITICAL. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

An internally discovered vulnerability in PowerVM on IBM Power9 and Power10 systems could allow an attacker with privileged user access to a logical partition to perform an undetected violation of the isolation between logical partitions which could lead to data leakage or the execution of arbitrary code in other logical partitions on the same physical server. IBM X-Force ID: 252706.

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

Refexchange.xforce.ibmcloud.com/vulnerabilities/252706Refwww.ibm.com/support/pages/node/6993021Refexchange.xforce.ibmcloud.com/vulnerabilities/252706Refwww.ibm.com/support/pages/node/6993021

How CyberStrike helps

Frequently asked questions

What is CVE-2023-30438?

CVE-2023-30438 is a critical-severity vulnerability. It was published on May 17, 2023 and has a CVSS 3.1 base score of 9.3 (CRITICAL).

How severe is CVE-2023-30438?

This vulnerability has a CVSS 3.1 base score of 9.3, rated CRITICAL. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-30438?

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-2023-30438?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-30438 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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