Codesys Control For Iot2000 Sl vulnerabilities

CVE-2026-8047 [HIGH] CWE-1284 CVE-2026-8047: The affected products perform improper length checking when parsing incoming HTTP requests, resultin The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a size-limited out-of-bounds write. An unauthenticated remote attacker can exploit this flaw to cause a denial of service via a system crash on the affected device.

CVE-2026-8046 [HIGH] CWE-863 CVE-2026-8046: The affected products insufficiently verify authorization when deleting user accounts. An authentica The affected products insufficiently verify authorization when deleting user accounts. An authenticated, low-privileged remote user can exploit this vulnerability to delete other users, including those with higher privileges.

CVE-2025-41660 [HIGH] CWE-669 CVE-2025-41660: A low-privileged remote attacker may be able to replace the boot application of the CODESYS Control A low-privileged remote attacker may be able to replace the boot application of the CODESYS Control runtime system, enabling unauthorized code execution.

CVE-2026-3509 [HIGH] CWE-134 CVE-2026-3509: An unauthenticated remote attacker may be able to control the format string of messages processed by An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, potentially resulting in a denial‑of‑service (DoS) condition.

CVE-2025-41738 [HIGH] CWE-843 CVE-2025-41738: An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading to a denial-of-service (DoS) condition.

CVE-2025-41739 [MEDIUM] CWE-125 CVE-2025-41739: An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communicat An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a denial of service.

CVE-2025-0694 [MEDIUM] CWE-22 CVE-2025-0694: Insufficient path validation in CODESYS Control allows low privileged attackers with physical access Insufficient path validation in CODESYS Control allows low privileged attackers with physical access to gain full filesystem access.

CVE-2024-8175 [HIGH] CWE-754 CVE-2024-8175: An unauthenticated remote attacker can causes the CODESYS web server to access invalid memory which An unauthenticated remote attacker can causes the CODESYS web server to access invalid memory which results in a DoS.

CVE-2024-5000 [HIGH] CWE-131 CVE-2024-5000: An unauthenticated remote attacker can use a malicious OPC UA client to send a crafted request to af An unauthenticated remote attacker can use a malicious OPC UA client to send a crafted request to affected CODESYS products which can cause a DoS due to incorrect calculation of buffer size.

CVE-2023-6357 [HIGH] CWE-78 CVE-2023-6357: A low-privileged remote attacker could exploit the vulnerability and inject additional system comman A low-privileged remote attacker could exploit the vulnerability and inject additional system commands via file system libraries which could give the attacker full control of the device.

CVE-2022-4046 [HIGH] CWE-119 CVE-2022-4046: In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user privileges to gain full access of the device.

CVE-2023-37552 [MEDIUM] CWE-20 CVE-2023-37552: In multiple versions of multiple Codesys products, after successful authentication as a user, specif In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37553, CV

CVE-2023-37558 [MEDIUM] CWE-20 CVE-2023-37558: After successful authentication as a user in multiple Codesys products in multiple versions, specifi After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37559

CVE-2023-37545 [MEDIUM] CWE-20 CVE-2023-37545: In multiple Codesys products in multiple versions, after successful authentication as a user, specif In multiple Codesys products in multiple versions, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpApp component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37546, CVE-

CVE-2023-37557 [MEDIUM] CWE-787 CVE-2023-37557: After successful authentication as a user in multiple Codesys products in multiple versions, specifi After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted remote communication requests can cause the CmpAppBP component to overwrite a heap-based buffer, which can lead to a denial-of-service condition.

CVE-2023-37551 [MEDIUM] CWE-552 CVE-2023-37551: In multiple Codesys products in multiple versions, after successful authentication as a user, specia In multiple Codesys products in multiple versions, after successful authentication as a user, specially crafted network communication requests can utilize the CmpApp component to download files with any file extensions to the controller. In contrast to the regular file download via CmpFileTransfer, no filtering of certain file types is performed her

CVE-2022-47384 [HIGH] CWE-787 CVE-2022-47384: An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in the CmpT An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in the CmpTraceMgr Component of multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote code execution.

CVE-2022-47386 [HIGH] CWE-787 CVE-2022-47386: An authenticated, remote attacker may use a stack based out-of-bounds write vulnerability in the Cmp An authenticated, remote attacker may use a stack based out-of-bounds write vulnerability in the CmpTraceMgr Component of multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote code execution.

CVE-2022-47381 [HIGH] CWE-787 CVE-2022-47381: An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in multiple An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote code execution.

CVE-2022-47382 [HIGH] CWE-787 CVE-2022-47382: An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in the CmpT An authenticated remote attacker may use a stack based out-of-bounds write vulnerability in the CmpTraceMgr Component of multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote code execution.