1. Home
  2. Vulnerabilities
  3. CVE-2023-6502
6.5
MEDIUM CVSS 3.1
CVE-2023-6502
Inefficient Regular Expression Complexity in GitLab
Description

A Denial of Service (DoS) condition has been discovered in GitLab CE/EE affecting all versions before 16.10.6, version 16.11 before 16.11.3, and 17.0 before 17.0.1. It is possible for an attacker to cause a denial of service using a crafted wiki page.

INFO

Published Date :

May 23, 2024, 11:15 a.m.

Last Modified :

Dec. 16, 2024, 3:02 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2023-6502 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Gitlab gitlab
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
Solution
This information is provided by the 3rd party feeds.
  • Update the affected packages.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-6502.

URL Resource
https://gitlab.com/gitlab-org/gitlab/-/issues/433534 Broken Link
https://hackerone.com/reports/2263638 Permissions Required
https://gitlab.com/gitlab-org/gitlab/-/issues/433534 Broken Link
https://hackerone.com/reports/2263638 Permissions Required
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-6502 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-6502 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-6502 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2023-6502 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Dec. 16, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE NIST CWE-1333
    Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions up to (excluding) 16.10.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions up to (excluding) 16.10.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 16.11.0 up to (excluding) 16.11.3 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 16.11.0 up to (excluding) 16.11.3 *cpe:2.3:a:gitlab:gitlab:17.0.0:*:*:*:community:*:*:* *cpe:2.3:a:gitlab:gitlab:17.0.0:*:*:*:enterprise:*:*:*
    Changed Reference Type https://gitlab.com/gitlab-org/gitlab/-/issues/433534 No Types Assigned https://gitlab.com/gitlab-org/gitlab/-/issues/433534 Broken Link
    Changed Reference Type https://gitlab.com/gitlab-org/gitlab/-/issues/433534 No Types Assigned https://gitlab.com/gitlab-org/gitlab/-/issues/433534 Broken Link
    Changed Reference Type https://hackerone.com/reports/2263638 No Types Assigned https://hackerone.com/reports/2263638 Permissions Required
    Changed Reference Type https://hackerone.com/reports/2263638 No Types Assigned https://hackerone.com/reports/2263638 Permissions Required
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/433534
    Added Reference https://hackerone.com/reports/2263638
  • CVE Modified by [email protected]

    Oct. 03, 2024

    Action Type Old Value New Value
    Added CWE GitLab Inc. CWE-1333
    Removed CWE GitLab Inc. CWE-400
  • CVE Received by [email protected]

    May. 23, 2024

    Action Type Old Value New Value
    Added Description A Denial of Service (DoS) condition has been discovered in GitLab CE/EE affecting all versions before 16.10.6, version 16.11 before 16.11.3, and 17.0 before 17.0.1. It is possible for an attacker to cause a denial of service using a crafted wiki page.
    Added Reference GitLab Inc. https://gitlab.com/gitlab-org/gitlab/-/issues/433534 [No types assigned]
    Added Reference GitLab Inc. https://hackerone.com/reports/2263638 [No types assigned]
    Added CWE GitLab Inc. CWE-400
    Added CVSS V3.1 GitLab Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 6.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact