CVE-2026-8501

{"id": "CVE-2026-8501", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8501", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-01T18:20:00.476148Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "cret@cert.org", "affectedData": [{"vendor": "Symantec", "product": "PC Tools Internet Security", "versions": [{"status": "affected", "version": "*"}]}]}], "published": "2026-06-01T17:17:35.513", "references": [{"url": "https://kb.cert.org/vuls/id/158530", "source": "cret@cert.org"}, {"url": "https://learn.microsoft.com/en-us/windows/security/application-security/application-control/app-control-for-business/design/microsoft-recommended-driver-block-rules", "source": "cret@cert.org"}, {"url": "https://learn.microsoft.com/en-us/windows/win32/secauthz/security-descriptor-definition-language", "source": "cret@cert.org"}, {"url": "https://www.kb.cert.org/vuls/id/158530", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-782"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-06-17T11:04:00.190", "sourceIdentifier": "cret@cert.org"}