CVE-2016-4992· NVD / CVE Program· CNA redhat

389 Directory Server in Red Hat Enterprise Linux Desktop 6 through 7, Red Hat Enterprise Linux HPC Node 6 through 7, Red Hat Enterprise Linu

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 infer the existence of RDN component objects.

HighCVSS 7.5 · v3.0—No exploit Fix available

Published: Jun 8, 2017
Updated: Jun 16, 2026
EPSS: 2.4% · 84th percentile
CWE: CWE-200

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Action score

Monitor

Low priority for now.

CVSS: 30 / 40 · 7.5 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 1 / 30 · 2.4%

Affected systems

Vendor	Product	CPE
redhat	enterprise linux desktop	cpe:2.3:o:redhat:enterprise_linux_desktop
redhat	enterprise linux hpc node	cpe:2.3:o:redhat:enterprise_linux_hpc_node
redhat	enterprise linux server	cpe:2.3:o:redhat:enterprise_linux_server
redhat	enterprise linux workstation	cpe:2.3:o:redhat:enterprise_linux_workstation

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

redhat enterprise linux desktop6.0
redhat enterprise linux desktop7.0
redhat enterprise linux hpc node6.0
redhat enterprise linux hpc node7.0
redhat enterprise linux server6.0
redhat enterprise linux server7.0
redhat enterprise linux workstation6.0
redhat enterprise linux workstation7.0

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

Ecosystem	Package	Affected range	Fix
Debian:12	389-ds-base	before 1.3.5.13-1	1.3.5.13-1
openSUSE:Tumbleweed	389-ds	before 2.0.10~git0.21dd2802c-1.1	2.0.10~git0.21dd2802c-1.1
Red Hat:enterprise_linux:6::client	389-ds-base	before 0:1.2.11.15-84.el6_8	0:1.2.11.15-84.el6_8
Red Hat:enterprise_linux:6::client	389-ds-base-debuginfo	before 0:1.2.11.15-84.el6_8	0:1.2.11.15-84.el6_8
Red Hat:enterprise_linux:6::client	389-ds-base-devel	before 0:1.2.11.15-84.el6_8	0:1.2.11.15-84.el6_8
Red Hat:enterprise_linux:6::client	389-ds-base-libs	before 0:1.2.11.15-84.el6_8	0:1.2.11.15-84.el6_8
Red Hat:enterprise_linux:7::client	389-ds-base	before 0:1.3.5.10-11.el7	0:1.3.5.10-11.el7
Red Hat:enterprise_linux:7::client	389-ds-base-debuginfo	before 0:1.3.5.10-11.el7	0:1.3.5.10-11.el7
Red Hat:enterprise_linux:7::client	389-ds-base-devel	before 0:1.3.5.10-11.el7	0:1.3.5.10-11.el7
Red Hat:enterprise_linux:7::client	389-ds-base-libs	before 0:1.3.5.10-11.el7	0:1.3.5.10-11.el7
Red Hat:enterprise_linux:7::client	389-ds-base-snmp	before 0:1.3.5.10-11.el7	0:1.3.5.10-11.el7

Same product

redhat: all records

Other highest-scoring records for the same primary product.

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43Plan
CVE-2016-7050SerializableProvider in RESTEasy in Red Hat Enterprise Linux Desktop 7, Red Hat Enterprise Linux HPC Node 7, Red Hat Enterprise Linux Server
41Plan
CVE-2010-5325Heap-based buffer overflow in the unhtmlify function in foomatic-rip in foomatic-filters before 4.0.6 allows remote attackers to cause a den
41Plan
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40Plan
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40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / package	Fixed version	Source
debian:389-ds-base	1.3.5.13-1 · Debian:12	Package registry (OSV)
opensuse:389-ds	2.0.10~git0.21dd2802c-1.1 · openSUSE:Tumbleweed	Package registry (OSV)
red hat:389-ds-base	0:1.3.5.10-11.el7 · Red Hat:enterprise_linux:7::client	Package registry (OSV)
red hat:389-ds-base-debuginfo	0:1.3.5.10-11.el7 · Red Hat:enterprise_linux:7::client	Package registry (OSV)
red hat:389-ds-base-devel	0:1.3.5.10-11.el7 · Red Hat:enterprise_linux:7::client	Package registry (OSV)
red hat:389-ds-base-libs	0:1.3.5.10-11.el7 · Red Hat:enterprise_linux:7::client	Package registry (OSV)
red hat:389-ds-base-snmp	0:1.3.5.10-11.el7 · Red Hat:enterprise_linux:7::client	Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

389ds/389-ds-basecommit 0b932d4

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
No account or password is required.
No user action is required.
No special conditions are required; it is repeatable.

If successful

Confidentiality: high · data can be read
Integrity: none
Availability: none

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: None
Availability impact: None

Weakness class (CWE)

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor

CVSS vector

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

nvd-primary

Root cause

The extension requests broader permissions than its function needs and sends the data it collects out for purposes beyond its stated function.

The bug in code

The whole CWE-200 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

json

1{2  "permissions": ["tabs", "<all_urls>"],3  "background": { "service_worker": "analytics.js" }4}

Fixed

json

1{2  "permissions": ["activeTab"],3  "host_permissions": ["https://yildiz.example/*"]4}

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Attack patterns (CAPEC)

ATT&CK techniques

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

Fix✗ → ✓Sep 28, 2026, 10:46 PM UTC

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References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records