Local Authentication Impersonation Vulnerability in IBM Concert
CVE-2025-36159

6.2MEDIUM

Key Information:

Vendor

IBM
Status
Concert
Vendor
CVE Published:
20 November 2025

What is CVE-2025-36159?

The vulnerability in IBM Concert versions 1.0.0 through 2.0.0 allows a local user to manipulate log files, enabling them to impersonate other users or obscure their true identity. This flaw arises from improper handling of output, presenting a risk of unauthorized access and potential misuse of the system. Users are encouraged to apply the necessary patches and maintain awareness of security best practices to mitigate potential threats.

Affected Version(s)

Concert 1.0.0 <= 2.0.0

References

https://www.ibm.com/support/pages/node/7252019
vendor-advisorypatch

CVSS V3.1

Score:
6.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-36159 : Local Authentication Impersonation Vulnerability in IBM Concert