SB2019071019 - Symlink attack in Microsoft Windows
Published: July 10, 2019
Security Bulletin ID
SB2019071019
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-1074)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to certain Windows folders with local service privileges are vulnerable to symbolic link following attack. A local user can create a symbolic link to a critical resource and gain access to sensitive information.
Remediation
Install update from vendor's website.