GitLab Enterprise Edition 11.3 CODEOWNERS access control

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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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in GitLab Enterprise Edition 11.3. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component CODEOWNERS Handler. This manipulation causes access control. The identification of this vulnerability is CVE-2021-39909. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in GitLab Enterprise Edition 11.3 (Bug Tracking Software). It has been declared as critical. Affected by this vulnerability is an unknown function of the component CODEOWNERS Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect integrity, and availability.

The weakness was shared 11/05/2021 as 33519. The advisory is shared at gitlab.com. This vulnerability is known as CVE-2021-39909 since 08/23/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

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

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.2
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
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: Access control
CWE: 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: 🔍

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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 +5 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 33519
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-39909 (🔍)
GCVE (CVE): GCVE-0-2021-39909
GCVE (VulDB): GCVE-100-186109

Entryinfo

Created: 11/05/2021 11:42
Updated: 11/10/2021 02:31
Changes: 11/05/2021 11:42 (50), 11/10/2021 02:31 (1)
Complete: 🔍
Cache ID: 216::103

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