CVE-2022-22519

The CVE-2022-22519 entry describes a remote, unauthenticated attacker able to send crafted HTTP/HTTPS requests that trigger a buffer over-read, crashing the CODESYS Control runtime system webserver. This affects the CODESYS Control runtime/webserver and related components; CVSSv3.1 base score 7.5...

CVE-2022-30791

CODESYS V3 contains a vulnerability in the CmpBlkDrvTcp component where uncontrolled resource consumption can cause the system to block new TCP connections. Existing connections remain unaffected. This CVE-2022-30791 entry is corroborated by multiple sources (e.g., NVD), but the connected documen...

CVE-2022-22514

CVE-2022-22514 is a CODESYS vulnerability where an authenticated, remote attacker can access a dereferenced pointer in a request, enabling local memory overwrite in CmpTraceMgr and potentially causing a crash. The primary description notes lack of read/write control over values and potential cras...

CVE-2022-22516

The CVE-2022-22516 entry concerns the SysDrv3S driver in the CODESYS Control runtime system on Windows, where a local attacker can read and write within restricted memory space. The connected records confirm the affected component (SysDrv3S driver) and the underlying issue enabling memory-space a...

CVE-2022-22517

CVE-2022-22517 describes a remote, unauthenticated attack against CODESYS communication components: an attacker can guess a valid channel ID and inject packets, causing an existing communication channel to be disrupted/closed. The CVSS data from NVD (3.1) assigns a high base impact (availability ...

CVE-2018-20026

CVE-2018-20026 affects 3S-Smart Software Solutions CODESYS V3 products prior to V3.5.14.0. The issue is improper restriction of the communication channel to intended endpoints (CWE-923), enabling an authenticated remote attacker to influence communications, potentially reading/modifying configura...

CVE-2022-30792

CVE-2022-30792 concerns CODESYS V3’s CmpChannelServer, where an uncontrolled resource consumption flaw allows an unauthorized attacker to block new communication channel connections. The impact is limited to availability (existing connections remain functional), with CVSS indicating high impact (...

CVE-2018-20025

CVE-2018-20025 concerns a weakness in CODESYS V3 products prior to version 3.5.14.0 where insufficiently random values are used, impacting confidentiality and integrity. Public disclosures and multiple advisories (NVD entry and ICS/CISA notes) describe risks in the CODESYS Control runtime, web se...

CVE-2025-41738

The CVE-2025-41738 entry describes an unauthenticated remote attacker who can cause the CODESYS Control runtime’s visualization server to access a resource using a pointer of the wrong type, potentially causing a denial-of-service (DoS). Across connected sources (Red Hat, CIRCL, NVD, CVE List, EU...