CVE-2021-22904
Apache-Actionpack HTTP Token Authentication Denial of Service
Description
The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication.
INFO
Published Date :
June 11, 2021, 4:15 p.m.
Last Modified :
Sept. 20, 2021, 1:51 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
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-2021-22904.
| URL | Resource |
|---|---|
| https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869 | Exploit Mitigation Patch Vendor Advisory |
| https://hackerone.com/reports/1101125 | Permissions Required Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210805-0009/ | 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-2021-22904 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-22904 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 -
Modified Analysis by [email protected]
Sep. 20, 2021
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20210805-0009/ No Types Assigned https://security.netapp.com/advisory/ntap-20210805-0009/ Third Party Advisory -
CVE Modified by [email protected]
Aug. 05, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210805-0009/ [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 22, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869 No Types Assigned https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869 Exploit, Mitigation, Patch, Vendor Advisory Changed Reference Type https://hackerone.com/reports/1101125 No Types Assigned https://hackerone.com/reports/1101125 Permissions Required, Third Party Advisory Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.4.6 *cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:* versions from (including) 5.2.5 up to (excluding) 5.2.6 *cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.0.3.7 *cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:* versions from (including) 6.1.0 up to (excluding) 6.1.3.2
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-22904 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-2021-22904
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.22 }} 0.03%
score
0.59645
percentile