CVSS: 8.1EPSS: 0%CPEs: 2EXPL: 0CVE-2022-1965 – CODESYS runtime system prone to file deletion due to improper error handling
https://notcve.org/view.php?id=CVE-2022-1965
Multiple products of CODESYS implement a improper error handling. A low privilege remote attacker may craft a request, which is not properly processed by the error handling. In consequence, the file referenced by the request could be deleted. User interaction is not required. diversos productos de CODESYS implementan un manejo de errores inapropiado. Un atacante remoto poco privilegiado puede diseñar una petición, que no es procesada apropiadamente por el manejo de errores. • https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17139&token=ec67d15a433b61c77154166c20c78036540cacb0&download= • CWE-755: Improper Handling of Exceptional Conditions •
CVSS: 6.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-34596 – CODESYS V2 runtime: Access of Uninitialized Pointer may result in denial-of-service
https://notcve.org/view.php?id=CVE-2021-34596
A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition. Una petición diseñada puede causar un acceso de lectura a un puntero no inicializado en CODESYS V2 Runtime Toolkit 32 Bit full y PLCWinNT versiones anteriores a V2.4.7.56, resultando en una condición de denegación de servicio • https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download= • CWE-824: Access of Uninitialized Pointer •
CVSS: 8.1EPSS: 0%CPEs: 2EXPL: 0CVE-2021-34595 – CODESYS V2 runtime: out-of-bounds read or write access may result in denial-of-service
https://notcve.org/view.php?id=CVE-2021-34595
A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite. Una petición diseñada con valores no válidos puede causar un acceso de lectura o escritura fuera de límites en CODESYS V2 Runtime Toolkit 32 Bit full y PLCWinNT versiones anteriores a V2.4.7.56, resultando en una condición de denegación de servicio o una escritura excesiva de memoria local • https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download= • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-823: Use of Out-of-range Pointer Offset •
CVSS: 7.5EPSS: 14%CPEs: 2EXPL: 2CVE-2021-34593 – CODESYS V2 runtime: unauthenticated invalid requests may result in denial-of-service
https://notcve.org/view.php?id=CVE-2021-34593
In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC. En CODESYS V2 Runtime Toolkit 32 Bit full y PLCWinNT versiones anteriores a V2.4.7.56, las peticiones no válidas diseñadas sin autenticación pueden resultar en varias condiciones de denegación de servicio. Los programas de PLC en ejecución pueden detenerse, puede perderse la memoria, o puede bloquearse el acceso de otros clientes de comunicación al PLC WAGO 750-8xxx PLC versions prior to Firmware 20 Patch 1 (v03.08.08) suffer from denial of service and user enumeration vulnerabilities. • http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html http://seclists.org/fulldisclosure/2021/Oct/64 https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download= • CWE-755: Improper Handling of Exceptional Conditions •
CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-30195
https://notcve.org/view.php?id=CVE-2021-30195
CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation. CODESYS V2 runtime system versiones anteriores a 2.4.7.55, presenta una Comprobación Inapropiada de la Entrada • https://customers.codesys.com/index.php https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14725&token=08691519ef764b252630759eff925890176ecd78&download= • CWE-125: Out-of-bounds Read •