Vulnerability in Mitsubishielectric Got2000 Gt23
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.
EPSS: 0.015 (72.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Mitsubishielectric Got2000_gt23
- Mitsubishielectric Got2000_gt23_firmware
- Mitsubishielectric Got2000_gt25
- Mitsubishielectric Got2000_gt25_firmware
- Mitsubishielectric Got2000_gt27
- Mitsubishielectric Got2000_gt27_firmware
- Mitsubishielectric Gt_softgot2000
- N/a Got2000 Series Gt27 Model; Gt25 Gt23 Gt Softgot2000 — versions communication driver versions 01.19.000 through 01.39.010, versions 1.170C through 1.256S
Weakness classification (CWE)
References
- Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp (x_refsource_MISC)
- Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20592?
- CVE-2021-20592 is a high-severity vulnerability in Mitsubishielectric Got2000 Gt23, classified under Improper Synchronization. CVSS score: 7.5/10. Published 2021-08-05.
- How severe is CVE-2021-20592?
- High severity. CVSS v3 base score is 7.5 out of 10.