Apache Zookeeper up to 3.4.9/3.5.3-beta missing authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Apache Zookeeper up to 3.4.9/3.5.3-beta and classified as critical. Affected is an unknown function. This manipulation causes missing authentication. This vulnerability is handled as CVE-2018-8012. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apache Zookeeper up to 3.4.9/3.5.3-beta. It has been declared as critical. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

No authentication/authorization is enforced when a server attempts to join a quorum in Apache ZooKeeper before 3.4.10, and 3.5.0-alpha through 3.5.3-beta. As a result an arbitrary end point could join the cluster and begin propagating counterfeit changes to the leader.

The bug was discovered 05/21/2018. The weakness was released 05/21/2018 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2018-8012 since 03/09/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 110315 (Debian DSA-4214-1 : zookeeper - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176396 (Debian Security Update for zookeeper (DSA 4214-1)).

Upgrading to version 3.4.10 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110315), SecurityFocus (BID 104253†) and CERT Bund (WID-SEC-2022-0770). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • IBM DB2
  • Red Hat Enterprise Linux
  • IBM SPSS
  • EMC Avamar
  • Hitachi Ops Center

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110315
Nessus Name: Debian DSA-4214-1 : zookeeper - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Zookeeper 3.4.10

Timelineinfo

03/09/2018 🔍
05/21/2018 +72 days 🔍
05/21/2018 +0 days 🔍
05/21/2018 +0 days 🔍
05/21/2018 +0 days 🔍
05/22/2018 +1 days 🔍
06/01/2018 +10 days 🔍
06/05/2018 +4 days 🔍
01/11/2026 +2777 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: securityfocus.com⛔
Status: Confirmed

CVE: CVE-2018-8012 (🔍)
GCVE (CVE): GCVE-0-2018-8012
GCVE (VulDB): GCVE-100-118051

OVAL: 🔍

SecurityFocus: 104253 - Apache ZooKeeper CVE-2018-8012 Security Bypass Vulnerability
SecurityTracker: 1040948
CERT Bund: WID-SEC-2022-0770 - IBM DB2: Mehrere Schwachstellen

Entryinfo

Created: 05/22/2018 09:00
Updated: 01/11/2026 15:18
Changes: 05/22/2018 09:00 (74), 02/07/2020 19:22 (4), 03/14/2023 14:40 (4), 01/11/2026 15:18 (23)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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