CVE-2026-15430: CWE-284 Improper Access Control in Wellbia XIGNCODE3
CVE-2026-15430 is an improper access control vulnerability in the IRP_MJ_WRITE command interface of Wellbia XIGNCODE3 xhunter2.sys version 2026.6.1.192. It allows a local, unprivileged attacker to escalate privileges to NT AUTHORITY\SYSTEM, extract credentials from PPL-protected lsass.exe, and terminate PPL-protected security processes.
AI Analysis
Technical Summary
This vulnerability in Wellbia XIGNCODE3 xhunter2.sys (version 2026.6.1.192) involves improper access control in the IRP_MJ_WRITE command interface. Exploiting this flaw, a local attacker without privileges can escalate to SYSTEM level, access credentials from Protected Process Light (PPL)-protected lsass.exe, and terminate other PPL-protected security processes. The vulnerability is identified as CWE-284 (Improper Access Control), with related weaknesses CWE-269 and CWE-732. No CVSS score or official remediation information is currently available.
Potential Impact
Successful exploitation results in local privilege escalation to SYSTEM, unauthorized extraction of sensitive credentials from a protected process, and termination of critical security processes protected by PPL. This compromises system security and confidentiality of credentials, potentially allowing further system compromise.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published at this time.
CVE-2026-15430: CWE-284 Improper Access Control in Wellbia XIGNCODE3
Description
CVE-2026-15430 is an improper access control vulnerability in the IRP_MJ_WRITE command interface of Wellbia XIGNCODE3 xhunter2.sys version 2026.6.1.192. It allows a local, unprivileged attacker to escalate privileges to NT AUTHORITY\SYSTEM, extract credentials from PPL-protected lsass.exe, and terminate PPL-protected security processes.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Wellbia XIGNCODE3 xhunter2.sys (version 2026.6.1.192) involves improper access control in the IRP_MJ_WRITE command interface. Exploiting this flaw, a local attacker without privileges can escalate to SYSTEM level, access credentials from Protected Process Light (PPL)-protected lsass.exe, and terminate other PPL-protected security processes. The vulnerability is identified as CWE-284 (Improper Access Control), with related weaknesses CWE-269 and CWE-732. No CVSS score or official remediation information is currently available.
Potential Impact
Successful exploitation results in local privilege escalation to SYSTEM, unauthorized extraction of sensitive credentials from a protected process, and termination of critical security processes protected by PPL. This compromises system security and confidentiality of credentials, potentially allowing further system compromise.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- certcc
- Date Reserved
- 2026-07-10T17:06:29.447Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a70b4e4bf32cb7a34cc8d1a
Added to database: 08/03/2026, 15:33:56 UTC
Last enriched: 08/03/2026, 16:11:03 UTC
Last updated: 08/03/2026, 16:30:12 UTC
Views: 5
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