Apache ZooKeeper up to 3.7.2/3.8.3/3.9.1 Persistent Watcher information disclosure

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.3 | $0-$5k | 0.00 |
Summary
A vulnerability has been found in Apache ZooKeeper up to 3.7.2/3.8.3/3.9.1 and classified as problematic. This impacts an unknown function of the component Persistent Watcher Handler. This manipulation causes information disclosure. This vulnerability appears as CVE-2024-23944. There is no available exploit. The affected component should be upgraded.
Details
A vulnerability was found in Apache ZooKeeper up to 3.7.2/3.8.3/3.9.1. It has been declared as problematic. Affected by this vulnerability is an unknown part of the component Persistent Watcher Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.
It is possible to read the advisory at seclists.org. This vulnerability is known as CVE-2024-23944 since 01/24/2024. The exploitation appears to be easy. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.
Upgrading to version 3.8.4 or 3.9.2 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-1001). Be aware that VulDB is the high quality source for vulnerability data.
Product
Vendor
Name
Version
License
Website
- Vendor: https://www.apache.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 5.3
CNA Vector: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: ZooKeeper 3.8.4/3.9.2
Timeline
01/24/2024 🔍03/15/2024 🔍
03/15/2024 🔍
07/03/2025 🔍
Sources
Vendor: apache.orgAdvisory: seclists.org
Status: Confirmed
CVE: CVE-2024-23944 (🔍)
GCVE (CVE): GCVE-0-2024-23944
GCVE (VulDB): GCVE-100-256903
EUVD: 🔍
Entry
Created: 03/15/2024 02:06Updated: 07/03/2025 19:55
Changes: 03/15/2024 02:06 (39), 04/15/2024 19:12 (15), 11/15/2024 23:17 (13), 07/03/2025 19:55 (1)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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