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9.8

IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 could let attackers run code remotely

CVE-2026-17145 · published 1 month ago
Summary

The AIX operating system versions 7.2 and 7.3, together with PowerVM VIOS version 4.1, have a weakness that could let someone on the network gain the same rights as an administrator and run any program they choose. This could lead to unauthorized changes, data theft, or disruption of services. Apply the security updates released by IBM as soon as possible and verify that the patches are installed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
ibm aix 7.2
>= 7.2.5, <= 7.2.5.212
>= 7.3.2, <= 7.3.2.5
>= 7.3.3, <= 7.3.3.2
>= 7.3.4, <= 7.3.4.1
ibm powervm vios 4.1
ibm vios >= 4.1.0, < 4.1.0.50
>= 4.1.1.0, < 4.1.1.30
>= 4.1.2.0, < 4.1.2.20
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
Original advisory text
Vulnerabilities in IBM AIX and PowerVM VIOS
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to improper privilege management.
References
Severity
9.8 Critical
CVSS 3.1: 9.8 (MITRE)
Exploitation
EPSS <1%
Type
CWE-269Improper Privilege Management
Timeline
Published20 Aug 2026
Updated27 Sep 2026
First seen20 Aug 2026
Sources
CVE-2026-17145 · NVD
CVE-2026-17145 · MITRE
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