CVE-2021-40360 vulnerability in Siemens Products
Published on February 9, 2022
A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2021-40360 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2021-40360
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Affected Versions
Siemens SIMATIC PCS 7 V8.2:- Version All versions is affected.
- Version All versions is affected.
- Version All versions < V9.1 SP1 is affected.
- Version All versions < V15 SP1 Update 7 is affected.
- Version All versions < V16 Update 5 is affected.
- Version All versions < V17 Update 2 is affected.
- Version All versions < V7.4 SP1 Update 19 is affected.
- Version All versions < V7.5 SP2 Update 6 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.