CVE-2026-8501
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit this vulnerability to perform sensitive and privileged operations on the target system.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Symantec | PC Tools Internet Security | * | affected |
Weaknesses
- CWE-782: Exposed IOCTL with Insufficient Access Control
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
CVE Program Container
Additional References
References
- https://learn.microsoft.com/en-us/windows/security/application-security/application-control/app-control-for-business/design/microsoft-recommended-driver-block-rules
- https://learn.microsoft.com/en-us/windows/win32/secauthz/security-descriptor-definition-language
- https://kb.cert.org/vuls/id/158530
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.