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CVSSv2

CVE-2021-30186

Published: 25/05/2021 Updated: 26/05/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

CODESYS V2 runtime system SP prior to 2.4.7.55 has a Heap-based Buffer Overflow.

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codesys runtime toolkit

Github Repositories

https://github.com/yossireuven/Publications

blogs, CVEs, and other publications

Publications Here are some of my blogs, CVEs, and other publications CVEs: CVE-2021-30186: CWE-122: Heap-based Buffer Overflow CVE-2020-13238: CWE-400 Uncontrolled Resource Consumption CVE-2020-16850: CWE-400 Uncontrolled Resource Consumption CVE-2020-24685: CWE-789 Memory Allocation with Excessive Size Value Blog Posts: OpenSSL Vulnerability - What It Means For Your

References

CWE-787https://customers.codesys.com/index.phphttps://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14725&token=08691519ef764b252630759eff925890176ecd78&download=https://nvd.nist.govhttps://github.com/yossireuven/Publications
CVSSv2
CVSSv2
CVSSv3
VMScore
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CVE-2021-35000CVE-2024-4439unauthorizedCVE-2024-0042CVE-2024-31848CVE-2023-40694cache poisoningCVE-2024-23707firmware
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