CVE-2018-5441

An Improper Validation of Integrity Check Value issue was discovered in PHOENIX CONTACT mGuard firmware versions 7.2 to 8.6.0. mGuard devices rely on internal checksums for verification of the internal integrity of the update packages. Verification may not always be performed correctly, allowing an attacker to modify firmware update packages.

An Improper Validation of Integrity Check Value issue was discovered in PHOENIX CONTACT mGuard firmware versions 7.2 to 8.6.0. mGuard devices rely on internal checksums for verification of the internal integrity of the update packages. Verification may not always be performed correctly, allowing an attacker to modify firmware update packages.

Se ha descubierto un problema de validación indebida de valores de comprobación de integridad en PHOENIX CONTACT mGuard, en versiones de firmware 7.2 a 8.6.0. Los dispositivos mGuard dependen de sumas de verificación internas para verificar la integridad interna de los paquetes de actualización. La verificación podría no realizarse siempre correctamente, lo que permite que un atacante modifique paquetes de actualización de firmware.