CVE-2023-25719 Code injection in n/a

High 8.8 Published Updated

Attackers can inject malicious code into downloaded executables via unvalidated parameters, enabling code execution or denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-25719?

CVE-2023-25719 is a high-severity code injection vulnerability in n/a, published on 13 Feb 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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).

Weakness: CWE-74

Which versions are affected by CVE-2023-25719?

It affects 1 product.

Products include Connectwise Control.

How do I fix CVE-2023-25719?

No fix has been published for CVE-2023-25719 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-25719 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-25719 exists.

Sources

Also known as GHSA-v2q6-5m4m-pr58.

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