CVE-2021-39880
GitLab Apollo Upload Server Denial of Service
Description
A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware.
INFO
Published Date :
Oct. 5, 2021, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 6:20 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
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-2021-39880.
| URL | Resource |
|---|---|
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json | Vendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/issues/330561 | Broken Link |
| https://hackerone.com/reports/1181284 | Permissions Required Third Party Advisory |
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json | Vendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/issues/330561 | Broken Link |
| https://hackerone.com/reports/1181284 | Permissions Required Third Party 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-2021-39880 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-39880 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/330561 Added Reference https://hackerone.com/reports/1181284 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Oct. 19, 2022
Action Type Old Value New Value Removed CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.9.0 up to (excluding) 14.0.9 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.9.0 up to (excluding) 14.0.9 Removed CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.10.0 up to (excluding) 14.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.10.0 up to (excluding) 14.1.4 -
Modified Analysis by [email protected]
Oct. 06, 2022
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.11.0 up to (excluding) 14.2.2 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.11.0 up to (excluding) 14.2.2 OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.9.0 up to (excluding) 14.0.9 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (excluding) 11.9.0 up to (excluding) 14.0.9 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 14.1.0 up to (excluding) 14.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (excluding) 14.1.0 up to (excluding) 14.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 14.2.0 up to (excluding) 14.2.2 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 14.2.0 up to (excluding) 14.2.2 -
CVE Modified by [email protected]
May. 12, 2022
Action Type Old Value New Value Changed Description A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE version 11.11 and above allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware. A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware. -
Initial Analysis by [email protected]
Oct. 09, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json No Types Assigned https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json Vendor Advisory Changed Reference Type https://gitlab.com/gitlab-org/gitlab/-/issues/330561 No Types Assigned https://gitlab.com/gitlab-org/gitlab/-/issues/330561 Broken Link Changed Reference Type https://hackerone.com/reports/1181284 No Types Assigned https://hackerone.com/reports/1181284 Permissions Required, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.11.0 up to (excluding) 14.2.2 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.11.0 up to (excluding) 14.2.2 Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.9.0 up to (excluding) 14.0.9 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.9.0 up to (excluding) 14.0.9 Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 11.10.0 up to (excluding) 14.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 11.10.0 up to (excluding) 14.1.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-39880 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-2021-39880
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} -0.05%
score
0.44151
percentile