CVE record · CVE-2023-30440

IBM PowerVM Hypervisor denial of service

CVSS 6.7 MediumEPSS 0.0018 · 8th percentile

Published by the CVE Program (CNA: ibm) at 23 May 2023, 13:20 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
IBM	PowerVM Hypervisor	affected FW860.00 to FW860.B3, inclusive semver affected FW950.00 to FW950.70, inclusive semver affected FW1010.00 to FW1010.50, inclusive semver affected FW1020.00 to FW1020.30, inclusive semver affected FW1030.00 to FW1030.10, inclusive semver Other versions: unaffected

Identifiers: CVE-2023-30440
CNA: ibm
Weakness (CWE): CWE-20
Tags: IBM PowerVM Hypervisor
CWE-20
Published: 23 May 2023
Updated: 17 Jan 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.7	Medium	3.1	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:H	CNA (ibm)

CISA KEV Not listed.
EPSS 0.0018, the 8th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 23 May 2023. New records show when each source confirmed them.

Sources

References from the CNA

www.ibm.com/support/pages/node/6997133 vendor-advisory
exchange.xforce.ibmcloud.com/vulnerabilities/253175 vdb-entry

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.