CVE-2021-34992
Orckestra C1 CMS Remote Code Execution Vulnerability
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS 6.10. Authentication is required to exploit this vulnerability. The specific flaw exists within Composite.dll. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-14740.
INFO
Published Date :
Nov. 15, 2021, 4:15 p.m.
Last Modified :
Nov. 21, 2024, 6:11 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2021-34992 has a 3 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2021-34992.
| URL | Resource |
|---|---|
| https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.11 | Patch Release Notes Third Party Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1304/ | Third Party Advisory VDB Entry |
| https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.11 | Patch Release Notes Third Party Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1304/ | Third Party Advisory VDB Entry |
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).
None
dotnet 反序列化学习笔记
分类和整理自己看过的所有文章，方便知识体系的建立和查漏补缺
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-34992 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-34992 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://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.11 Added Reference https://www.zerodayinitiative.com/advisories/ZDI-21-1304/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Nov. 17, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.11 No Types Assigned https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.11 Patch, Release Notes, Third Party Advisory Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-21-1304/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-21-1304/ Third Party Advisory, VDB Entry Added CWE NIST CWE-502 Added CPE Configuration OR *cpe:2.3:a:orckestra:c1_cms:6.10:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-34992 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-2021-34992
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
21.14 }} -9.39%
score
0.95171
percentile