GitLab Community Edition/Enterprise Edition up to 16.8.5/16.9.3/16.10.1 Chat Integration resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in GitLab Community Edition and Enterprise Edition up to 16.8.5/16.9.3/16.10.1. This impacts an unknown function of the component Chat Integration. Such manipulation leads to resource consumption. This vulnerability is documented as CVE-2023-6489. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 16.8.5/16.9.3/16.10.1 and classified as problematic. Affected by this issue is an unknown function of the component Chat Integration. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

A denial of service vulnerability was identified in GitLab CE/EE, versions 16.7.7 prior to 16.8.6, 16.9 prior to 16.9.4 and 16.10 prior to 16.10.2 which allows an attacker to spike the GitLab instance resources usage resulting in service degradation via chat integration feature.

The weakness was released by anonymizer as 433520. The advisory is shared for download at gitlab.com. This vulnerability is handled as CVE-2023-6489 since 12/04/2023. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 256754 (Linux Distros Unpatched Vulnerability : CVE-2023-6489), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 16.8.6, 16.9.4 or 16.10.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (256754). 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: 5.0
VulDB Meta Temp Score: 5.0

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

NVD Base Score: 6.5
NVD Vector: 🔍

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: Resource consumption
CWE: CWE-400 / CWE-404
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: 256754
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-6489

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Edition/Enterprise Edition 16.8.6/16.9.4/16.10.2

Timelineinfo

12/04/2023 🔍
04/12/2024 +129 days 🔍
04/12/2024 +0 days 🔍
08/28/2025 +503 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 433520
Researcher: anonymizer
Status: Confirmed

CVE: CVE-2023-6489 (🔍)
GCVE (CVE): GCVE-0-2023-6489
GCVE (VulDB): GCVE-100-260456

Entryinfo

Created: 04/12/2024 06:13
Updated: 08/28/2025 04:00
Changes: 04/12/2024 06:13 (67), 10/03/2024 15:07 (2), 12/12/2024 00:44 (11), 08/28/2025 04:00 (2)
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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