GitLab Community Edition/Enterprise Edition up to 14.3.5/14.4.3/14.5.1 Diff denial of service

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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4.2$0-$5k0.00

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 14.3.5/14.4.3/14.5.1 (Bug Tracking Software). It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Diff Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 12/13/2021 as 21736. It is possible to read the advisory at gitlab.com. This vulnerability is known as CVE-2021-39932. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 14.3.6, 14.4.4 or 14.5.2 eliminates this vulnerability.

Productinfo

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Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

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

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Edition/Enterprise Edition 14.3.6/14.4.4/14.5.2

Timelineinfo

08/23/2021 🔍
12/13/2021 +112 days 🔍
12/13/2021 +0 days 🔍
12/16/2021 +3 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 21736
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-39932 (🔍)

Entryinfo

Created: 12/13/2021 19:00
Updated: 12/16/2021 08:43
Changes: 12/13/2021 19:00 (30), 12/13/2021 19:01 (20), 12/16/2021 08:43 (3)
Complete: 🔍

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