GitLab Community Edition/Enterprise Edition prior 16.4.4/16.5.4/16.6.2 File Name code injection

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 identified as critical has been detected in GitLab Community Edition and Enterprise Edition. Affected by this vulnerability is an unknown functionality of the component File Name Handler. This manipulation causes code injection. This vulnerability is registered as CVE-2023-5512. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in GitLab Community Edition and Enterprise Edition (Bug Tracking Software) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component File Name Handler. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect integrity. The summary by CVE is:

An issue has been discovered in GitLab CE/EE affecting all versions from 16.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. File integrity may be compromised when specific HTML encoding is used for file names leading for incorrect representation in the UI.

The weakness was published 12/15/2023 as 427827. It is possible to read the advisory at gitlab.com. This vulnerability is known as CVE-2023-5512 since 10/11/2023. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

Upgrading to version 16.4.4, 16.5.4 or 16.6.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-57825). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔍

CNA Base Score: 4.8
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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: Community Edition/Enterprise Edition 16.4.4/16.5.4/16.6.2

Timelineinfo

10/11/2023 🔍
12/15/2023 +65 days 🔍
12/15/2023 +0 days 🔍
11/20/2025 +706 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 427827
Status: Confirmed

CVE: CVE-2023-5512 (🔍)
GCVE (CVE): GCVE-0-2023-5512
GCVE (VulDB): GCVE-100-248215
EUVD: 🔍

Entryinfo

Created: 12/15/2023 17:28
Updated: 11/20/2025 14:09
Changes: 12/15/2023 17:28 (51), 01/11/2024 15:24 (11), 11/20/2025 14:09 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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