GitLab Community Edition/Enterprise Edition up to 11.4.12/11.5.5/11.6.0 Access Control improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 11.4.12/11.5.5/11.6.0. It has been classified as critical. This vulnerability affects unknown code of the component Access Control. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2018-20489. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 11.4.12/11.5.5/11.6.0 (Bug Tracking Software). It has been rated as critical. This issue affects an unknown code block of the component Access Control. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.

The weakness was disclosed 12/30/2019 (Website). It is possible to read the advisory at about.gitlab.com. The identification of this vulnerability is CVE-2018-20489 since 12/26/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 120973 (FreeBSD : Gitlab -- Multiple vulnerabilities (b2f4ab91-0e6b-11e9-8700-001b217b3468)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l.

Upgrading to version 11.4.13, 11.5.6 or 11.6.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (120973). The entries VDB-135176, VDB-147767, VDB-147886 and VDB-147888 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
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: 120973
Nessus Name: FreeBSD : Gitlab -- Multiple vulnerabilities (b2f4ab91-0e6b-11e9-8700-001b217b3468)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Edition/Enterprise Edition 11.4.13/11.5.6/11.6.1

Timelineinfo

12/26/2018 🔍
01/02/2019 +7 days 🔍
01/07/2019 +5 days 🔍
12/30/2019 +357 days 🔍
12/31/2019 +1 days 🔍
03/18/2024 +1539 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 41500
Status: Not defined

CVE: CVE-2018-20489 (🔍)
GCVE (CVE): GCVE-0-2018-20489
GCVE (VulDB): GCVE-100-147887
See also: 🔍

Entryinfo

Created: 12/31/2019 10:04
Updated: 03/18/2024 12:27
Changes: 12/31/2019 10:04 (43), 12/31/2019 10:06 (24), 03/18/2024 12:27 (18)
Complete: 🔍
Cache ID: 216:8C2:103

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

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