ScreenConnect — Connectwise Control Vulnerability
CVE-2023-25719
ConnectWise Control before 22.9.10032 (formerly known as ScreenConnect) fails to validate user-supplied parameters such as the Bin/ConnectWiseControl.Client.exe h parameter. This results in reflected data and injection of malicious code into a downloaded executable. The executable can be used to execute malicious queries or as a denial-of-service vector. NOTE: this CVE Record is only about the parameters, such as the h parameter (this CVE Record is not about the separate issue of signed executable files that are supposed to have unique configurations across customers' installations).
EPSS: 0.011 (61.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Connectwise Control
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org
- cve@mitre.org
- af854a3a-2127-422b-91ae-364da2661108 (Product)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-25719?
- CVE-2023-25719 is a high-severity vulnerability in Connectwise Control, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.8/10. Published 2023-02-13.
- How severe is CVE-2023-25719?
- High severity. CVSS v3 base score is 8.8 out of 10.