CVE-2021-20593 (GCVE-0-2021-20593)
Vulnerability from cvelistv5
Published
2021-07-13 13:30
Modified
2024-08-03 17:45
Severity ?
CWE
  • Incorrect Implementation of Authentication Algorithm
Summary
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.
References
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jphttps://jvn.jp/vu/JVNVU96046575/index.htmlThird Party Advisory
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jphttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-004_en.pdfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/vu/JVNVU96046575/index.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-004_en.pdfVendor Advisory
Impacted products
Vendor Product Version
n/a Air Conditioning System/Centralized Controllers G-50A; GB-50A; AG-150A-A; AG-150A-J; GB-50ADA-A; GB-50ADA-J; EB-50GU-A; EB-50GU-J; AE-200A; AE-200E; AE-50A; AE-50E; EW-50A; EW-50E; TE-200A; TE-50A; TW-50A; CMS-RMD-J; Air Conditioning System/Expansion Controllers PAC-YG50ECA Version: Ver.2.50 to Ver.3.35
Version: Ver.3.20 and prior
Version: Ver 7.09 and prior
Version: Ver 7.93 and prior
Version: Ver.1.30 and prior
Version: Ver.2.20 and prior
Show details on NVD website

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}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.