Is CVE-2016-5405 in the CISA KEV catalog?

No. CVE-2016-5405 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-5405?

CVE-2016-5405 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2016-5405?

CVE-2016-5405 has an EPSS score of 3.06% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-5405?

Upgrade 389-ds-base on debian 11 to 1.3.5.15-1 or later.

CVE & CISA-KEV Catalog

CVE-2016-5405

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

389 Directory Server in Red Hat Enterprise Linux Desktop 6 through 7, Red Hat Enterprise Linux HPC Node 6 through 7, Red Hat Enterprise Linux Server 6 through 7, and Red Hat Enterprise Linux Workstation 6 through 7 allows remote attackers to obtain user passwords.

CWE-199

How to fix

Remediation Available

389-ds-baseDebian

Fixed in:1.3.5.15-1CVE-2016-5405

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.06%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory3

Third-Party Advisory1

securityfocus.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.