GitLab up to 15.8.5/15.9.4/15.10.1 Branch access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in GitLab up to 15.8.5/15.9.4/15.10.1 and classified as critical. This affects an unknown function of the component Branch Handler. Such manipulation leads to access control. This vulnerability is listed as CVE-2023-0450. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in GitLab up to 15.8.5/15.9.4/15.10.1 (Bug Tracking Software) and classified as critical. Affected by this issue is an unknown code of the component Branch Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue has been discovered in GitLab affecting all versions starting from 8.1 to 15.8.5, and from 15.9 to 15.9.4, and from 15.10 to 15.10.1. It was possible to add a branch with an ambiguous name that could be used to social engineer users.

The weakness was presented 04/06/2023 as 388962. The advisory is shared for download at gitlab.com. This vulnerability is handled as CVE-2023-0450 since 01/23/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-12504). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔍

CNA Base Score: 3.7
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

01/23/2023 🔍
04/06/2023 +72 days 🔍
04/06/2023 +0 days 🔍
07/07/2025 +823 days 🔍

Sourcesinfo

Advisory: 388962
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-0450 (🔍)
GCVE (CVE): GCVE-0-2023-0450
GCVE (VulDB): GCVE-100-225068
EUVD: 🔍

Entryinfo

Created: 04/06/2023 10:15
Updated: 07/07/2025 17:29
Changes: 04/06/2023 10:15 (50), 04/23/2023 09:23 (9), 07/07/2025 17:29 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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