CRITICAL🇵🇱 Wersja polska

CVE-2021-30189

CVSS 9.8v3.1pub. 2021-05-25upd. 2025-08-15

CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Codesys V2 Web Server

    APP
    Codesys
    < 1.1.9.20

  • Wago 750 8202

    HW
    Wago
    all versions

  • Wago 750 8202 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8203

    HW
    Wago
    all versions

  • Wago 750 8203 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8204

    HW
    Wago
    all versions

  • Wago 750 8204 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8206

    HW
    Wago
    all versions

  • Wago 750 8206 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8207

    HW
    Wago
    all versions

  • Wago 750 8207 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8208

    HW
    Wago
    all versions

  • Wago 750 8208 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8210

    HW
    Wago
    all versions

  • Wago 750 8210 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8211

    HW
    Wago
    all versions

  • Wago 750 8211 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8212

    HW
    Wago
    all versions

  • Wago 750 8212 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8213

    HW
    Wago
    all versions

  • Wago 750 8213 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8214

    HW
    Wago
    all versions

  • Wago 750 8214 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8216

    HW
    Wago
    all versions

  • Wago 750 8216 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 8217

    HW
    Wago
    all versions

  • Wago 750 8217 Firmware

    OS
    Wago
    < 03.06.19_\(18\)

  • Wago 750 823

    HW
    Wago
    all versions

  • Wago 750 823 Firmware

    OS
    Wago
    < fw08

  • Wago 750 829

    HW
    Wago
    all versions
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
Memory
CWE
References

Related vulnerabilities

CVE-2021-34569CRITICAL9.8PL ✓same product

WAGO I/O-Check Service — zapis pamięci i wykonanie poleceń OS przez sieć

CVE-2021-34566CRITICAL9.1PL ✓same product

Buffer overflow w WAGO I/O-Check Service umożliwia DoS i naruszenie integralności

CVE-2021-34584CRITICAL9.1PL ✓same product

Częściowy odczyt pamięci lub DoS w serwerze CODESYS V2 na urządzeniach WAGO

CVE-2021-34578CRITICAL9.8PL ✓same product

Obejście uwierzytelnienia w WAGO PLC — nieautoryzowany odczyt i zapis ustawień

CVE-2021-30192CRITICAL9.8PL ✓same product

CODESYS V2 Web-Server — błędna implementacja mechanizmu bezpieczeństwa