Race condition in Microsoft Windows - #VU18580
Published: May 23, 2019
Vulnerability identifier: #VU18580
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-362
Exploitation vector: Local 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 a race condition in the way the Windows Error Reporting service is processing file permissions. A local user can create a hardlink to a privileged file and change its permission within a short timeframe.
Successful exploitation of the vulnerability may allow an attacker to grant write permissions to critical system files and escalate privileges on the system.
Affected software
Microsoft Windows
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.