CVE-2026-17152: CWE-787 Out-of-bounds Write in IBM AIX
CVE-2026-17152 is a critical vulnerability in IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1, involving an out-of-bounds write (buffer overflow) that could allow a remote attacker to execute arbitrary code without authentication.
AI Analysis
Technical Summary
This vulnerability, classified as CWE-787 (Out-of-bounds Write), affects IBM AIX 7.2 and 7.3 and IBM PowerVM VIOS 4.1. It allows a remote attacker to exploit a buffer overflow condition to execute arbitrary code on the affected systems. The CVSS v3.1 base score is 9.8, indicating a critical severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impacts to confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could lead to full system compromise, including arbitrary code execution, potentially allowing an attacker to take control of the affected system, disrupt services, or access sensitive information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround information is provided at this time.
CVE-2026-17152: CWE-787 Out-of-bounds Write in IBM AIX
Description
CVE-2026-17152 is a critical vulnerability in IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1, involving an out-of-bounds write (buffer overflow) that could allow a remote attacker to execute arbitrary code without authentication.
CVSS v3.1
Score 9.8critical
Affected software
cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1.0:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, classified as CWE-787 (Out-of-bounds Write), affects IBM AIX 7.2 and 7.3 and IBM PowerVM VIOS 4.1. It allows a remote attacker to exploit a buffer overflow condition to execute arbitrary code on the affected systems. The CVSS v3.1 base score is 9.8, indicating a critical severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impacts to confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could lead to full system compromise, including arbitrary code execution, potentially allowing an attacker to take control of the affected system, disrupt services, or access sensitive information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround information is provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T17:36:49.079Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a877ac3acd9273b493025a2
Added to database: 08/20/2026, 22:08:03 UTC
Last enriched: 08/20/2026, 22:24:15 UTC
Last updated: 08/21/2026, 02:08:57 UTC
Views: 5
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