CVE-2023-37553

moderate-risk
Published 2023-08-03

In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37552, CVE-2023-37554, CVE-2023-37555 and CVE-2023-37556.

Do I need to act?

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0.08% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (16)

Hmi

Affected Vendors

Codesys

References (2)

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2023-019/
Third Party Advisory https://cert.vde.com/en/advisories/VDE-2023-019/
42
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 0/34 · Minimal
Exposure 18/34 · Moderate