Credential Manipulation Vulnerability in Hirschmann HiOS and HiSecOS Products
CVE-2021-27734

9.8CRITICAL

Key Information:

Vendor

Belden

Status
Hirschmann Hios
Hisecos
Vendor
CVE Published:
17 May 2021

What is CVE-2021-27734?

A security flaw in Hirschmann's HiOS and HiSecOS products enables remote attackers to alter the credentials of existing users. This vulnerability poses a significant risk as it could allow unauthorized access to sensitive systems, enabling further actions such as data exfiltration or system compromise. Users are encouraged to update to the latest firmware versions to mitigate this issue.

References

https://dam.belden.com/dmm3bwsv3/assetstream.aspx?assetid...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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