Vulnerability Details : CVE-2023-32737
A vulnerability has been identified in SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.
This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.
Vulnerability category: Execute code
Products affected by CVE-2023-32737
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Exploit prediction scoring system (EPSS) score for CVE-2023-32737
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-32737
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.3
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H |
0.3
|
5.9
|
Siemens AG | 2024-07-09 |
|
7.0
|
HIGH | CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/V... |
N/A
|
N/A
|
Siemens AG | 2024-07-09 |
CWE ids for CVE-2023-32737
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: productcert@siemens.com (Primary)
References for CVE-2023-32737
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