Codesys Plcwinnt vulnerabilities

17 CVEs affecting Codesys Plcwinnt, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-32143, published 2022-06-24.

More from Codesys.

Highest priority

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

• CVE-2021-30186, published 2021-05-25. High severity, CVSS 7.5. EPSS: 7.4% chance of exploitation in the next 30 days. CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow.
• CVE-2021-30195, published 2021-05-25. High severity, CVSS 7.5. EPSS: 7.2% chance of exploitation in the next 30 days. CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation.
• CVE-2021-34593, published 2021-10-26. High severity, CVSS 7.5. EPSS: 2.7% chance of exploitation in the next 30 days. In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs…
• CVE-2022-32137, published 2022-06-24. High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days. In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User…
• CVE-2019-19789, published 2019-12-20. Medium severity, CVSS 6.5. EPSS: 1.2% chance of exploitation in the next 30 days. 3S-Smart CODESYS SP Realtime NT before V2.3.7.28, CODESYS Runtime Toolkit 32 bit full before V2.4.7.54, and CODESYS PLCWinNT before V2.4.7.54 allow a NULL pointer dereference.
• CVE-2022-31806, published 2022-06-24. Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days. In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login…
• CVE-2022-32143, published 2022-06-24. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g. firmware files of the PLC. All requests are processed on the controller…
• CVE-2022-32138, published 2022-06-24. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.
• CVE-2022-32142, published 2022-06-24. High severity, CVSS 8.1. EPSS: 1.1% chance of exploitation in the next 30 days. Multiple CODESYS Products are prone to a out-of bounds read or write access. A low privileged remote attacker may craft a request with invalid offset, which can cause an out-of-bounds read or write…
• CVE-2022-1965, published 2022-06-24. High severity, CVSS 8.1. EPSS: 1.1% chance of exploitation in the next 30 days. Multiple products of CODESYS implement a improper error handling. A low privilege remote attacker may craft a request, which is not properly processed by the error handling. In consequence, the file…

Latest

• CVE-2022-32141, published 2022-06-24. Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days. Multiple CODESYS Products are prone to a buffer over read. A low privileged remote attacker may craft a request with an invalid offset, which can cause an internal buffer over-read, resulting in a…
• CVE-2022-32140, published 2022-06-24. Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days. Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in…
• CVE-2022-32139, published 2022-06-24. Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days. In multiple CODESYS products, a low privileged remote attacker may craft a request, which cause an out-of-bounds read, resulting in a denial-of-service condition. User Interaction is not required.
• CVE-2022-32136, published 2022-06-24. Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days. In multiple CODESYS products, a low privileged remote attacker may craft a request that cause a read access to an uninitialized pointer, resulting in a denial-of-service. User interaction is not…
• CVE-2022-31805, published 2022-06-24. High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days. In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers unprotected.