Main Vulnerability Database Vulnerabilities #VU45625

Permissions, Privileges, and Access Controls in Microsoft Windows and Windows Server - CVE-2020-1509

Published: August 12, 2020

Vulnerability identifier: #VU45625

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-1509

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the Local Security Authority Subsystem Service (LSASS). A remote authenticated attacker can send a specially crafted request and gain elevated privileges on the target system.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-1509

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1509

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