CVE-2023-27830
TightVNC Escalation of Privileges
Description
TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.
INFO
Published Date :
April 12, 2023, 3:15 p.m.
Last Modified :
April 24, 2023, 3:59 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
2.3
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-2023-27830.
| URL | Resource |
|---|---|
| https://medium.com/nestedif/vulnerability-disclosure-privilege-escalation-tightvnc-8165208cce | Exploit Third Party Advisory |
| https://www.tightvnc.com/news.php | Product Release Notes |
| https://www.tightvnc.com/whatsnew.php | Product Release Notes |
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-2023-27830 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-27830 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 -
Initial Analysis by [email protected]
Apr. 24, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Changed Reference Type https://medium.com/nestedif/vulnerability-disclosure-privilege-escalation-tightvnc-8165208cce No Types Assigned https://medium.com/nestedif/vulnerability-disclosure-privilege-escalation-tightvnc-8165208cce Exploit, Third Party Advisory Changed Reference Type https://www.tightvnc.com/news.php No Types Assigned https://www.tightvnc.com/news.php Product, Release Notes Changed Reference Type https://www.tightvnc.com/whatsnew.php No Types Assigned https://www.tightvnc.com/whatsnew.php Product, Release Notes Added CWE NIST CWE-269 Added CPE Configuration OR *cpe:2.3:a:tightvnc:tightvnc:*:*:*:*:*:*:*:* versions up to (excluding) 2.8.75
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-27830 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-2023-27830
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.22 }} 0.04%
score
0.60511
percentile