One-Way Hash with Predictable Salt Issue in ABB FLXEON Products
CVE-2025-10205

8.7HIGH

Key Information:

Vendor

Abb

Status
Flxeon
Vendor
CVE Published:
17 September 2025

What is CVE-2025-10205?

A vulnerability has been identified in ABB FLXEON, where the implementation of a one-way hash function utilizes a predictable salt. This could allow attackers to exploit the predictable nature of the salt to compromise data integrity. This issue affects versions up to 9.3.5 and newer, potentially exposing sensitive information and enabling unauthorized access. Organizations using ABB FLXEON should take immediate steps to mitigate risks associated with this vulnerability.

Affected Version(s)

FLXEON 0 <= 9.3.5

References

https://search.abb.com/library/Download.aspx?DocumentID=9...

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

ABB likes to thank Gjoko Krstikj, Zero Science Lab, for reporting the vulnerabilities in responsible disclosure.
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