PT-2021-3345
CVE-2021-30186
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Published
2021-05-25
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Updated
2025-08-15
Description by
CVSS 2.0
7.8
HighMetricsAV:N/AC:L/Au:N/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions
CODESYS V2 runtime system SP versions prior to 2.4.7.55
Description
The issue is a Heap-based Buffer Overflow in the CODESYS V2 runtime system SP. This can be exploited by a remote attacker to cause a denial of service.
Recommendations
For versions prior to 2.4.7.55, update to version 2.4.7.55 or later to resolve the issue.
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