CVE-2021-42923
ShowMyPC DLL Hijack Privilege Escalation Vulnerability
Description
ShowMyPC 3606 on Windows suffers from a DLL hijack vulnerability. If an attacker overwrites the file %temp%\ShowMyPC\-ShowMyPC3606\wodVPN.dll, it will run any malicious code contained in that file. The code will run with normal user privileges unless the user specifically runs ShowMyPC as administrator.
INFO
Published Date :
July 18, 2022, 12:15 a.m.
Last Modified :
Nov. 21, 2024, 6:28 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
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-2021-42923.
| URL | Resource |
|---|---|
| http://showmypc.com | Product Vendor Advisory |
| https://f20.be/cves/showmypc-cve-2021-42923 | Third Party Advisory |
| http://showmypc.com | Product Vendor Advisory |
| https://f20.be/cves/showmypc-cve-2021-42923 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-42923 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-2021-42923
weaknesses.
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-2021-42923 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-42923 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 http://showmypc.com Added Reference https://f20.be/cves/showmypc-cve-2021-42923 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jul. 25, 2022
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H Changed Reference Type http://showmypc.com No Types Assigned http://showmypc.com Product, Vendor Advisory Changed Reference Type https://f20.be/cves/showmypc-cve-2021-42923 No Types Assigned https://f20.be/cves/showmypc-cve-2021-42923 Third Party Advisory Added CWE NIST CWE-427 Added CPE Configuration AND OR *cpe:2.3:a:showmypc:showmypc:3606:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 7.3
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} -0.01%
score
0.17728
percentile