SB2022101249 - Insufficiently protected credentials in Siemens SIMATIC S7-1200 and S7-1500 CPU Families
Published: October 12, 2022
Security Bulletin ID
SB2022101249
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Insufficiently protected credentials (CVE-ID: CVE-2022-38465)
CWE-ID: CWE-522 - Insufficiently Protected Credentials
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to compromise the target system.
The vulnerability exists due to insufficiently protected credentials. A local attacker can discover the private key of a CPU product family and extract confidential configuration data from projects that are protected by that key or perform attacks against legacy PG/PC and HMI communication.
Remediation
Install update from vendor's website.