GitLab Community Edition/Enterprise Edition up to 13.3.8/13.4.4/13.5.1 Multipart Protection information disclosure

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CVSS Meta Temp Score
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5.1$0-$5k0.00

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 13.3.8/13.4.4/13.5.1 (Bug Tracking Software). It has been rated as problematic. Affected by this issue is some unknown processing of the component Multipart Protection. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. Impacted is confidentiality. CVE summarizes:

An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.8.9. A specially crafted request could bypass Multipart protection and read files in certain specific paths on the server. Affected versions are: >=8.8.9, =13.4, =13.5,

The weakness was disclosed 11/19/2020. The advisory is available at hackerone.com. This vulnerability is handled as CVE-2020-13356 since 05/21/2020. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 13.3.9, 13.4.5 or 13.5.2 eliminates this vulnerability.

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CVSSv3infoedit

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 13.3.9/13.4.5/13.5.2

Timelineinfoedit

05/21/2020 CVE assigned
11/19/2020 +182 days Advisory disclosed
11/19/2020 +0 days VulDB entry created
12/08/2020 +19 days VulDB last update

Sourcesinfoedit

Vendor: https://gitlab.com/

Advisory: hackerone.com
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2020-13356 (🔒)

Entryinfoedit

Created: 11/19/2020 06:44 AM
Updated: 12/08/2020 09:22 PM
Changes: (8) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai source_cve_cna vulnerability_cvss2_nvd_basescore
Complete: 🔍

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