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CVE-2021-20593
CVE ID
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CVE-2021-20593
MITRE ATT&CK
Collection
Command and Control
Credential Access
Defense Evasion
Discovery
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Topic Tags
Description
Incorrect Implementation of Authentication Algorithm in Mitsubishi Electric Air Conditioning System/Centralized Controllers (G-50A Ver.2.50 to Ver. 3.35, GB-50A Ver.2.50 to Ver. 3.35, AG-150A-A Ver.3.20 and prior, AG-150A-J Ver.3.20 and prior, GB-50ADA-A Ver.3.20 and prior, GB-50ADA-J Ver.3.20 and prior, EB-50GU-A Ver 7.09 and prior, EB-50GU-J Ver 7.09 and prior, AE-200A Ver 7.93 and prior, AE-200E Ver 7.93 and prior, AE-50A Ver 7.93 and prior, AE-50E Ver 7.93 and prior, EW-50A Ver 7.93 and prior, EW-50E Ver 7.93 and prior, TE-200A Ver 7.93 and prior, TE-50A Ver 7.93 and prior, TW-50A Ver 7.93 and prior, CMS-RMD-J Ver.1.30 and prior) and Air Conditioning System/Expansion Controllers (PAC-YG50ECA Ver.2.20 and prior) allows a remote authenticated attacker to impersonate administrators to disclose configuration information of the air conditioning system and tamper information (e.g. operation information and configuration of air conditioning system) by exploiting this vulnerability.
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CVSS V3 Severity and Metrics
General Information
Vendors
Products
- ae-200a firmware,
- ae-200e firmware,
- ae-50a firmware,
- ae-50e firmware,
- ag-150a-a firmware,
- ag-150a-j firmware,
- cms-rmd-j firmware,
- eb-50gu-a firmware,
- eb-50gu-j firmware,
- ew-50a firmware,
- ew-50e firmware,
- g-50a firmware,
- gb-50a firmware,
- gb-50ada-a firmware,
- gb-50ada-j firmware,
- pac-yg50eca firmware,
- te-200a firmware,
- te-50a firmware,
- tw-50a firmware
Weaknesses
References
Additional Info
Technical Analysis
Report as Emergent Threat Response
Report as Zero-day Exploit
Report as Exploited in the Wild
CVE ID
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