CVE-2025-64647
Weak Cryptography in IBM Concert 1.0.0–2.2.0 Risks Data Exposure
Publication date: 2026-03-25
Last updated on: 2026-03-26
Assigner: IBM Corporation
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ibm | concert | From 1.0.0 (inc) to 2.2.0 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-1240 | To fulfill the need for a cryptographic primitive, the product implements a cryptographic algorithm using a non-standard, unproven, or disallowed/non-compliant cryptographic implementation. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in IBM Concert versions 1.0.0 through 2.2.0, where the software uses weaker than expected cryptographic algorithms. Because of this weakness, an attacker could potentially decrypt highly sensitive information that should otherwise be protected.
How can this vulnerability impact me? :
The impact of this vulnerability is that an attacker might be able to decrypt highly sensitive information, which could lead to unauthorized access to confidential data. This could compromise the confidentiality of your information without affecting its integrity or availability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability involves the use of weaker than expected cryptographic algorithms in IBM Concert versions 1.0.0 through 2.2.0, which could allow an attacker to decrypt highly sensitive information.
Since GDPR, HIPAA, and similar regulations require strong protection of sensitive data, including encryption standards, this vulnerability could lead to non-compliance by failing to adequately protect sensitive information.
Organizations using affected versions of IBM Concert may risk violating these regulations due to potential exposure of sensitive data through cryptographic weaknesses.