7.8

CVE-2021-20592

Missing synchronization vulnerability in GOT2000 series GT27 model communication driver versions 01.19.000 through 01.39.010, GT25 model communication driver versions 01.19.000 through 01.39.010 and GT23 model communication driver versions 01.19.000 through 01.39.010 and GT SoftGOT2000 versions 1.170C through 1.256S allows a remote unauthenticated attacker to cause DoS condition on the MODBUS/TCP slave communication function of the products by rapidly and repeatedly connecting and disconnecting to and from the MODBUS/TCP communication port on a target. Restart or reset is required to recover.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mitsubishielectric ≫ Gt Softgot2000 Version >= 1.170c <= 1.256s
Mitsubishielectric ≫ Got2000 Gt27 Firmware Version >= 01.19.000 <= 01.39.010
   Mitsubishielectric ≫ Got2000 Gt27 Version-
Mitsubishielectric ≫ Got2000 Gt25 Firmware Version >= 01.19.000 <= 01.39.010
   Mitsubishielectric ≫ Got2000 Gt25 Version-
Mitsubishielectric ≫ Got2000 Gt23 Firmware Version >= 01.19.000 <= 01.39.010
   Mitsubishielectric ≫ Got2000 Gt23 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.39% 0.592
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-662 Improper Synchronization

The product utilizes multiple threads or processes to allow temporary access to a shared resource that can only be exclusive to one process at a time, but it does not properly synchronize these actions, which might cause simultaneous accesses of this resource by multiple threads or processes.