CVE-2020-12845
"Cherokee NULL Pointer Denial of Service Vulnerability"
Description
Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.
INFO
Published Date :
July 27, 2020, 11:15 p.m.
Last Modified :
Nov. 29, 2022, 2:37 a.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-2020-12845.
| URL | Resource |
|---|---|
| http://cherokee-project.com/downloads.html | Vendor Advisory |
| https://github.com/cherokee/webserver/issues/1242 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/cherokee/webserver/releases | Third Party Advisory |
| https://security.gentoo.org/glsa/202012-09 | 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-2020-12845 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-12845 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]
Nov. 29, 2022
Action Type Old Value New Value Changed Reference Type https://github.com/cherokee/webserver/issues/1242 Exploit, Third Party Advisory https://github.com/cherokee/webserver/issues/1242 Exploit, Issue Tracking, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202012-09 No Types Assigned https://security.gentoo.org/glsa/202012-09 Third Party Advisory -
CVE Modified by [email protected]
Dec. 23, 2020
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202012-09 [No Types Assigned] -
Initial Analysis by [email protected]
Jul. 29, 2020
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 http://cherokee-project.com/downloads.html No Types Assigned http://cherokee-project.com/downloads.html Vendor Advisory Changed Reference Type https://github.com/cherokee/webserver/issues/1242 No Types Assigned https://github.com/cherokee/webserver/issues/1242 Exploit, Third Party Advisory Changed Reference Type https://github.com/cherokee/webserver/releases No Types Assigned https://github.com/cherokee/webserver/releases Third Party Advisory Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:a:cherokee-project:cherokee:*:*:*:*:*:*:*:* versions from (including) 0.4.27 up to (including) 1.2.104
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-12845 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-2020-12845
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
3.51 }} 0.77%
score
0.90270
percentile