GitLab Enterprise Edition up to 16.3.5/16.4.1/16.5.0 Service-Desk Custom Email Template authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in GitLab Enterprise Edition up to 16.3.5/16.4.1/16.5.0. Impacted is an unknown function of the component Service-Desk Custom Email Template. The manipulation leads to authorization. This vulnerability is documented as CVE-2023-5600. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in GitLab Enterprise Edition up to 16.3.5/16.4.1/16.5.0. This issue affects some unknown processing of the component Service-Desk Custom Email Template. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

An issue has been discovered in GitLab EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. Arbitrary access to the titles of an private specific references could be leaked through the service-desk custom email template.

The weakness was released by yvvdwf as 428268. It is possible to read the advisory at gitlab.com. The identification of this vulnerability is CVE-2023-5600 since 10/16/2023. The exploitation is known to be difficult. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 16.3.6, 16.4.2 or 16.5.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-57893). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (GitLab): 🔍

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise Edition 16.3.6/16.4.2/16.5.1

Timelineinfo

10/16/2023 🔍
06/21/2025 +614 days 🔍
06/21/2025 +0 days 🔍
06/21/2025 +0 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 428268
Researcher: yvvdwf
Status: Confirmed

CVE: CVE-2023-5600 (🔍)
GCVE (CVE): GCVE-0-2023-5600
GCVE (VulDB): GCVE-100-313571
EUVD: 🔍

Entryinfo

Created: 06/21/2025 07:03
Updated: 06/21/2025 07:12
Changes: 06/21/2025 07:03 (66), 06/21/2025 07:12 (1)
Complete: 🔍
Cache ID: 216::103

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

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