CVE-2026-16703: CWE-269 Improper Privilege Management in IBM AIX
CVE-2026-16703 is a high-severity vulnerability in IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1. It involves improper privilege management that could allow a local attacker with some privileges to escalate their privileges further. The vulnerability has a CVSS 3.1 score of 7.8, indicating a significant impact on confidentiality, integrity, and availability if exploited.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-269 (Improper Privilege Management), affects IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. It allows a local attacker with limited privileges to gain elevated privileges due to flaws in how privileges are managed within the affected systems. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no user interaction, and successful exploitation results in high impact on confidentiality, integrity, and availability.
Potential Impact
A local attacker with some privileges could exploit this vulnerability to escalate their privileges, potentially gaining full control over the affected system. This could lead to unauthorized access to sensitive information, modification of system data, and disruption of system availability.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users only and monitor for suspicious privilege escalation attempts.
CVE-2026-16703: CWE-269 Improper Privilege Management in IBM AIX
Description
CVE-2026-16703 is a high-severity vulnerability in IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1. It involves improper privilege management that could allow a local attacker with some privileges to escalate their privileges further. The vulnerability has a CVSS 3.1 score of 7.8, indicating a significant impact on confidentiality, integrity, and availability if exploited.
CVSS v3.1
Score 7.8high
Affected software
IBM
AIX
IBM
PowerVM VIOS
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, identified as CWE-269 (Improper Privilege Management), affects IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. It allows a local attacker with limited privileges to gain elevated privileges due to flaws in how privileges are managed within the affected systems. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no user interaction, and successful exploitation results in high impact on confidentiality, integrity, and availability.
Potential Impact
A local attacker with some privileges could exploit this vulnerability to escalate their privileges, potentially gaining full control over the affected system. This could lead to unauthorized access to sensitive information, modification of system data, and disruption of system availability.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users only and monitor for suspicious privilege escalation attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-23T01:40:07.744Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a85c706acd9273b493b2ff0
Added to database: 08/19/2026, 15:08:54 UTC
Last enriched: 09/11/2026, 08:19:08 UTC
Last updated: 10/02/2026, 14:46:05 UTC
Views: 41
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.