High severity7.5NVD Advisory· Published Feb 4, 2020· Updated Jun 17, 2026
CVE-2019-4540
CVE-2019-4540
Description
IBM Security Directory Server 6.4.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 165813.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:ibm:security_directory_server:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:ibm:security_directory_server:*:*:*:*:*:*:*:*range: >=6.4.0.0,<6.4.0.20
- (no CPE)range: 6.4.0
- (no CPE)range: 6.4.0
Patches
Vulnerability mechanics
References
2- www.ibm.com/support/pages/node/1288660nvdPatchVendor Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/165813nvdVDB Entry
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