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    CVE-2022-22519

    A remote, unauthenticated attacker can send a specific crafted HTTP or HTTPS requests causing a buffer over-read resulting in a crash of the webserver of the CODESYS Control runtime system.

    Published:Apr 7, 2022
    Last Modified:Nov 21, 2024
    EPS:Apr 7, 2022
    EPSS Score:0.01306
    CVSS Score:7.5

    Affected Products

    Vendor
    Codesys
    Product
    Control For Beaglebone Sl
    Vendor
    Codesys
    Product
    Control For Beckhoff Cx9020
    Vendor
    Codesys
    Product
    Control For Empc-a\/imx6 Sl
    Vendor
    Codesys
    Product
    Control For Iot2000 Sl
    Vendor
    Codesys
    Product
    Control For Linux Sl
    Vendor
    Codesys
    Product
    Control For Pfc100 Sl
    Vendor
    Codesys
    Product
    Control For Pfc200 Sl
    Vendor
    Codesys
    Product
    Control For Plcnext Sl
    Vendor
    Codesys
    Product
    Control For Raspberry Pi Sl
    Vendor
    Codesys
    Product
    Control For Wago Touch Panels 600 Sl
    Vendor
    Codesys
    Product
    Control Rte Sl
    Vendor
    Codesys
    Product
    Control Rte Sl \(for Beckhoff Cx\)
    Vendor
    Codesys
    Product
    Control Runtime System Toolkit
    Vendor
    Codesys
    Product
    Control Win Sl
    Vendor
    Codesys
    Product
    Development System
    Vendor
    Codesys
    Product
    Embedded Target Visu Toolkit
    Vendor
    Codesys
    Product
    Hmi Sl
    Vendor
    Codesys
    Product
    Remote Target Visu Toolkit

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2026-8047 (CVSS 8.7) — The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a siz…
    CVE-2026-8046 (CVSS 7.2) — The affected products insufficiently verify authorization when deleting user accounts. An authenticated, low-p…
    CVE-2026-3509 (CVSS 7.5) — An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit…
    CVE-2025-41660 (CVSS 8.8) — A low-privileged remote attacker may be able to replace the boot application of the CODESYS Control runtime sy…
    CVE-2025-41738 (CVSS 7.5) — An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to…
    CVE-2025-41739 (CVSS 5.9) — An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication server…
    CVE-2024-8175 (CVSS 7.5) — An unauthenticated remote attacker can causes the CODESYS web server to access invalid memory which results in…
    CVE-2023-6357 (CVSS 8.8) — A low-privileged remote attacker could exploit the vulnerability and inject additional system commands via fil…
    CVE-2022-4046 (CVSS 8.8) — In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buf…
    CVE-2023-37559 (CVSS 6.5) — After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High