GitLab Community Edition/Enterprise Edition 13.4 Membership improper authorization

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in GitLab Community Edition and Enterprise Edition 13.4. This impacts an unknown function of the component Membership Handler. The manipulation results in improper authorization. This vulnerability is identified as CVE-2021-39902. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in GitLab Community Edition and Enterprise Edition 13.4 (Bug Tracking Software). Affected is an unknown functionality of the component Membership Handler. The manipulation with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 11/05/2021 as 34147. The advisory is shared for download at gitlab.com. This vulnerability is traded as CVE-2021-39902 since 08/23/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1548.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2021 🔍
11/05/2021 +74 days 🔍
11/05/2021 +0 days 🔍
11/10/2021 +4 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 34147
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-39902 (🔍)
GCVE (CVE): GCVE-0-2021-39902
GCVE (VulDB): GCVE-100-186096

Entryinfo

Created: 11/05/2021 11:33
Updated: 11/10/2021 00:25
Changes: 11/05/2021 11:33 (50), 11/10/2021 00:25 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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