Permissions, Privileges, and Access Controls in Windows - #VU18571
Published: May 22, 2019
Vulnerability identifier: #VU18571
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: N/A
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to the "_SchRpcRegisterTask" RPC endpoint within the Windows Task Scheduler that does not check for permissions when registering new tasks. A local unprivileged user can execute arbitrary code on the target system with elevated privileges.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.