GitLab Community Edition/Enterprise Edition up to 11.2.6/11.3.7/11.4.2 Wiki API input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in GitLab Community Edition and Enterprise Edition up to 11.2.6/11.3.7/11.4.2. Affected by this issue is some unknown functionality of the component Wiki API. Such manipulation leads to input validation. This vulnerability is traded as CVE-2018-18649. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 11.2.6/11.3.7/11.4.2 (Bug Tracking Software). It has been rated as critical. Affected by this issue is some unknown functionality of the component Wiki API. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in the wiki API in GitLab Community and Enterprise Edition before 11.2.7, 11.3.x before 11.3.8, and 11.4.x before 11.4.3. It allows for remote code execution.

The bug was discovered 10/23/2018. The weakness was shared 11/29/2018 (Website). The advisory is shared for download at about.gitlab.com. This vulnerability is handled as CVE-2018-18649 since 10/25/2018. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 118497 (FreeBSD : Gitlab -- multiple vulnerabilities (b9591212-dba7-11e8-9416-001b217b3468)), 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 11.2.7, 11.3.8 or 11.4.3 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (118497). The entries VDB-127506, VDB-127507, VDB-127508 and VDB-127509 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.8
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: Input validation
CWE: CWE-20
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: 118497
Nessus Name: FreeBSD : Gitlab -- multiple vulnerabilities (b9591212-dba7-11e8-9416-001b217b3468)
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 11.2.7/11.3.8/11.4.3

Timelineinfo

10/23/2018 🔍
10/25/2018 +2 days 🔍
10/29/2018 +4 days 🔍
10/30/2018 +1 days 🔍
11/29/2018 +30 days 🔍
11/29/2018 +0 days 🔍
11/30/2018 +1 days 🔍
06/12/2023 +1655 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 53072
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-18649 (🔍)
GCVE (CVE): GCVE-0-2018-18649
GCVE (VulDB): GCVE-100-127304
See also: 🔍

Entryinfo

Created: 11/30/2018 08:03
Updated: 06/12/2023 08:58
Changes: 11/30/2018 08:03 (69), 04/16/2020 09:37 (2), 06/12/2023 08:58 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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