What is CVE-2019-4562?

CVE-2019-4562 is a medium-severity vulnerability in IBM Security Directory Server, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-02-04.

How severe is CVE-2019-4562?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in IBM Security Directory Server

CVE-2019-4562

IBM Security Directory Server 6.4.0 stores sensitive information in URLs. This may lead to information disclosure if unauthorized parties have access to the URLs via server logs, referer header or browser history. IBM X-Force ID: 166623.

Vulnerability class: Information Disclosure

Published 2020-02-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.7th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 61.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

IBM Security Directory Server — versions 6.4.0
IBM Security Directory Server

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.ibm.com/support/pages/node/1288660 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/166623 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2019-4562?: CVE-2019-4562 is a medium-severity vulnerability in IBM Security Directory Server, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-02-04.
How severe is CVE-2019-4562?: Medium severity. CVSS v3 base score is 5.3 out of 10.