7.5
HIGH
CVE-2018-20500
GitLab Runner Token Insecure Permissions Vulnerability
Description

An insecure permissions issue was discovered in GitLab Community and Enterprise Edition 9.4 and later but before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. The runner registration token in the CI/CD settings could not be reset. This was a security risk if one of the maintainers leaves the group and they know the token.

INFO

Published Date :

May 17, 2019, 4:29 p.m.

Last Modified :

Aug. 24, 2020, 5:37 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2018-20500 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
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-2018-20500.

URL Resource
https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/ Release Notes Vendor Advisory
https://about.gitlab.com/blog/categories/releases/ Release Notes Vendor Advisory

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-2018-20500 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-20500 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.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-275 CWE-732
  • Initial Analysis by [email protected]

    May. 20, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://about.gitlab.com/blog/categories/releases/ No Types Assigned https://about.gitlab.com/blog/categories/releases/ Release Notes, Vendor Advisory
    Changed Reference Type https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/ No Types Assigned https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/ Release Notes, Vendor Advisory
    Added CWE CWE-275
    Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 9.4.0 up to (excluding) 11.4.13 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 9.4.0 up to (excluding) 11.4.13 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.5.0 up to (excluding) 11.5.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.5.0 up to (excluding) 11.5.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.6.0 up to (excluding) 11.6.1 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.6.0 up to (excluding) 11.6.1
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.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.17 }} 0.00%

score

0.51550

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability