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Vulnerability · Published May 23, 2023 · Assigned by ibm

CVE-2023-30440IBM PowerVM Hypervisor denial of service

Medium 6.7

In plain English

A medium-severity improper input validation in PowerVM Hypervisor from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)6.7Medium
Exploit odds (30 days)0.2%top 91.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

IBM PowerVM Hypervisor FW860.00 through FW860.B3, FW950.00 through FW950.70, FW1010.00 through FW1010.50, FW1020.00 through FW1020.30, and FW1030.00 through FW1030.10 could allow a local attacker with control a partition that has been assigned SRIOV virtual function (VF) to cause a denial of service to a peer partition or arbitrary data corruption. IBM X-Force ID: 253175.

Affected products (as reported)

VendorProductVersions
IBM PowerVM Hypervisor FW860.00 – through FW860.B3FW950.00 – through FW950.70FW1010.00 – through FW1010.50FW1020.00 – through FW1020.30FW1030.00 – through FW1030.10

Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:H

References