CVE-2026-16818: CWE-400 Uncontrolled Resource Consumption in IBM AIX
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-400 (Uncontrolled Resource Consumption), affects IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. It allows a remote attacker to cause a denial of service by exhausting system resources, leading to service unavailability. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability. No vendor advisory or patch information is currently available, and no known exploitation has been reported.
Potential Impact
The primary impact is denial of service due to uncontrolled resource consumption, which can disrupt availability of affected systems. There is no impact on confidentiality or integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider monitoring resource usage and applying any recommended vendor mitigations once available.
CVE-2026-16818: CWE-400 Uncontrolled Resource Consumption in IBM AIX
Description
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.
CVSS v3.1
Score 7.5high
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-400 (Uncontrolled Resource Consumption), affects IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. It allows a remote attacker to cause a denial of service by exhausting system resources, leading to service unavailability. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability. No vendor advisory or patch information is currently available, and no known exploitation has been reported.
Potential Impact
The primary impact is denial of service due to uncontrolled resource consumption, which can disrupt availability of affected systems. There is no impact on confidentiality or integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider monitoring resource usage and applying any recommended vendor mitigations once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T01:46:11.690Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a85c706acd9273b493b2ffa
Added to database: 08/19/2026, 15:08:54 UTC
Last enriched: 08/19/2026, 15:37:35 UTC
Last updated: 10/02/2026, 10:04:51 UTC
Views: 52
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