VDB-349617 · CVE-2026-24308 · EUVD-2026-10140

Apache ZooKeeper up to 3.8.5/3.9.4 Client Configuration information disclosure

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6.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Apache ZooKeeper up to 3.8.5/3.9.4. This issue affects some unknown processing of the component Client Configuration Handler. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2026-24308. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apache ZooKeeper up to 3.8.5/3.9.4. This affects some unknown functionality of the component Client Configuration Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Improper handling of configuration values in ZKConfig in Apache ZooKeeper 3.8.5 and 3.9.4 on all platforms allows an attacker to expose sensitive information stored in client configuration in the client's logfile. Configuration values are exposed at INFO level logging rendering potential production systems affected by the issue. Users are recommended to upgrade to version 3.8.6 or 3.9.5 which fixes this issue.

The advisory is shared at lists.apache.org. This vulnerability is uniquely identified as CVE-2026-24308. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 329220 (Oracle Primavera Unifier (July 2026 CPU)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.8.6 or 3.9.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (329220), EUVD (EUVD-2026-10140) and CERT Bund (WID-SEC-2026-1032). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

IBM Tivoli Network Manager

Productinfo

Vendor

Apache

Name

ZooKeeper

Version

License

open-source

Website

Vendor: https://www.apache.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

ADP CISA Base Score: 6.5
ADP CISA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 329220
Nessus Name: Oracle Primavera Unifier (July 2026 CPU)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ZooKeeper 3.8.6/3.9.5

Timelineinfo

03/07/2026 Advisory disclosed
03/07/2026 +0 days VulDB entry created
07/23/2026 +138 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2026-24308 (🔒)
GCVE (CVE): GCVE-0-2026-24308
GCVE (VulDB): GCVE-100-349617
EUVD: 🔒
CERT Bund: WID-SEC-2026-1032 - IBM Tivoli Network Manager: Mehrere Schwachstellen

Entryinfo

Created: 03/07/2026 09:19
Updated: 07/23/2026 22:45
Changes: 03/07/2026 09:19 (52), 03/07/2026 12:59 (1), 03/08/2026 13:59 (1), 03/12/2026 12:27 (21), 04/09/2026 19:23 (7), 07/23/2026 22:45 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.