Codesys Control For Plcnext vulnerabilities

8 CVEs affecting Codesys Control For Plcnext, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2020-12069, published 2022-12-26.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2020-10245, published 2020-03-26. Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days. CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow.
• CVE-2020-15806, published 2020-07-22. High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days. CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.
• CVE-2019-18858, published 2019-11-20. Critical severity, CVSS 9.8. EPSS: 1.9% chance of exploitation in the next 30 days. CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow.
• CVE-2020-7052, published 2020-01-24. Medium severity, CVSS 6.5. EPSS: 1.9% chance of exploitation in the next 30 days. CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
• CVE-2020-12068, published 2020-05-14. Medium severity, CVSS 6.5. EPSS: 0.9% chance of exploitation in the next 30 days. An issue was discovered in CODESYS Development System before 3.5.16.0. CODESYS WebVisu and CODESYS Remote TargetVisu are susceptible to privilege escalation.
• CVE-2022-30792, published 2022-07-11. High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days. In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new communication channel connections. Existing connections are…
• CVE-2022-30791, published 2022-07-11. High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days. In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new TCP connections. Existing connections are not affected.
• CVE-2020-12069, published 2022-12-26. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can…