VDB-244547 · CVE-2023-5963 · Issue 42346

GitLab Enterprise Edition prior 16.3.6/16.4.2/16.5.1 Advanced Search denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in GitLab Enterprise Edition. The affected element is an unknown function of the component Advanced Search. The manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2023-5963. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in GitLab Enterprise Edition (Bug Tracking Software). It has been rated as problematic. This issue affects some unknown functionality of the component Advanced Search. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

An issue has been discovered in GitLab EE with Advanced Search affecting all versions from 13.9 to 16.3.6, 16.4 prior to 16.4.2 and 16.5 prior to 16.5.1 that could allow a denial of service in the Advanced Search function by chaining too many syntax operators.

The weakness was disclosed 11/06/2023. It is possible to read the advisory at gitlab.com. The identification of this vulnerability is CVE-2023-5963. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 16.3.6, 16.4.2 or 16.5.1 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Bug Tracking Software

Vendor

GitLab

Name

Enterprise Edition

License

commercial

Website

Vendor: https://gitlab.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 3.1
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Enterprise Edition 16.3.6/16.4.2/16.5.1

Timelineinfo

11/06/2023 🔍
11/06/2023 +0 days 🔍
11/06/2023 +0 days 🔍
10/03/2024 +332 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 42346
Status: Confirmed

CVE: CVE-2023-5963 (🔍)
GCVE (CVE): GCVE-0-2023-5963
GCVE (VulDB): GCVE-100-244547

Entryinfo

Created: 11/06/2023 13:48
Updated: 10/03/2024 13:55
Changes: 11/06/2023 13:48 (48), 12/02/2023 13:20 (2), 12/02/2023 13:26 (12), 10/03/2024 13:55 (16)
Complete: 🔍
Cache ID: 216::103