SB2022021106 - File and Directory Information Exposure in Siemens SIMATIC WinCC and SIMATIC PCS 7
Published: February 11, 2022
Security Bulletin ID
SB2022021106
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) File and Directory Information Exposure (CVE-ID: CVE-2021-40363)
CWE-ID: CWE-538 - File And Directory Information Exposure
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 gain access to potentially sensitive information.
The vulnerability exists due to the affected component stores the credentials of a local system account in a potentially publicly accessible project file using an outdated cipher algorithm. A local user can gain unauthorized access to sensitive information on the system.
Remediation
Install update from vendor's website.