Critical severity9.8NVD Advisory· Published May 25, 2021· Updated Jun 17, 2026
CVE-2021-30188
CVE-2021-30188
Description
CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow.
Affected products
30- CODESYS/V2 runtime system SPdescription
cpe:2.3:a:codesys:v2_runtime_system_sp:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:codesys:v2_runtime_system_sp:*:*:*:*:*:*:*:*range: <2.4.7.55
- (no CPE)range: <2.4.7.55
Patches
Vulnerability mechanics
References
2- customers.codesys.com/index.phpnvdPermissions RequiredVendor Advisory
- customers.codesys.com/index.phpnvdVendor Advisory
News mentions
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