Codesys Control Win vulnerabilities

CVE-2025-41691 [HIGH] CWE-476 CVE-2025-41691: An unauthenticated remote attacker may trigger a NULL pointer dereference in the affected CODESYS Co An unauthenticated remote attacker may trigger a NULL pointer dereference in the affected CODESYS Control runtime systems by sending specially crafted communication requests, potentially leading to a denial-of-service (DoS) condition.

CVE-2022-47391 [HIGH] CWE-20 CVE-2022-47391: In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a imprope In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability to read from invalid addresses leading to a denial of service.

CVE-2021-29242 [HIGH] CWE-20 CVE-2021-29242: CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send cra CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication packages.

CVE-2022-30791 [HIGH] CWE-400 CVE-2022-30791: In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an u 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-2022-30792 [HIGH] CWE-400 CVE-2022-30792: In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows 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 not affected.

CVE-2020-15806 [HIGH] CWE-401 CVE-2020-15806: CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation. CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.

CVE-2019-9009 [HIGH] CWE-755 CVE-2019-9009: An issue was discovered in 3S-Smart CODESYS before 3.5.15.0 . Crafted network packets cause the Cont An issue was discovered in 3S-Smart CODESYS before 3.5.15.0 . Crafted network packets cause the Control Runtime to crash.

CVE-2022-47393 [MEDIUM] CWE-119 CVE-2022-47393: An authenticated, remote attacker may use a Improper Restriction of Operations within the Bounds of An authenticated, remote attacker may use a Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in multiple versions of multiple CODESYS products to force a denial-of-service situation.

CVE-2022-47378 [MEDIUM] CWE-20 CVE-2022-47378: Multiple CODESYS products in multiple versions are prone to a improper input validation vulnerabilit Multiple CODESYS products in multiple versions are prone to a improper input validation vulnerability. An authenticated remote attacker may craft specific requests that use the vulnerability leading to a denial-of-service condition.

CVE-2020-7052 [MEDIUM] CWE-770 CVE-2020-7052: CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation whi 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 [MEDIUM] CVE-2020-12068: An issue was discovered in CODESYS Development System before 3.5.16.0. CODESYS WebVisu and CODESYS R 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-2022-47392 [MEDIUM] CWE-20 CVE-2022-47392: An authenticated, remote attacker may use a improper input validation vulnerability in the CmpApp/Cm An authenticated, remote attacker may use a improper input validation vulnerability in the CmpApp/CmpAppBP/CmpAppForce Components of multiple CODESYS products in multiple versions to read from an invalid address which can lead to a denial-of-service condition.

CVE-2019-13542 [MEDIUM] CWE-476 CVE-2019-13542: 3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows 3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.

CVE-2022-22508 [MEDIUM] CWE-20 CVE-2022-22508: Improper Input Validation vulnerability in multiple CODESYS V3 products allows an authenticated remo Improper Input Validation vulnerability in multiple CODESYS V3 products allows an authenticated remote attacker to block consecutive logins of a specific type.