Medium severity · published Jun 7, 2022
CVE-2021-35530
User authentication bypass in TXpert Hub CoreTec 4
6.7
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability in the application authentication and authorization mechanism in Hitachi Energy's TXpert Hub CoreTec 4, that depends on a token validation of the session identifier, allows an unauthorized modified message to be executed in the server enabling an unauthorized actor to change an existing user password, and further gain authorized access into the system via login mechanism. This issue affects: Hitachi Energy TXpert Hub CoreTec 4 version 2.0.0 2.1.0; 2.1.0; 2.1.1; 2.1.2; 2.1.3; 2.2.0; 2.2.1.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TH
TXpert Hub CoreTec 4 version · Hitachi Energy
2.0.0; 2.0.1; 2.1.0; 2.1.1; 2.1.2; 2.1.3; +2 more · source: vendor
TH
Txpert Hub Coretec 4 Firmware · Hitachienergy
2.0.0; 2.0.1; 2.1.0; 2.1.1; 2.1.2; 2.1.3; +2 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-35530
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-35530
Vendor Advisory
https://search.abb.com/library/Download.aspx?DocumentID=8DBD000080&LanguageCode=en&DocumentPartId=&Action=Launch&utm_campaign=&utm_content=2022.04_5763_Cybersecurity%20Advisory%20Update_May_03&utm_medium=email&utm_source=Eloqua
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