ConnectWise ScreenConnect Service < 23.9.8 Authentication Bypass (Direct Check)

critical Nessus Plugin ID 190893

Synopsis

A remote desktop application is affected by an authentication bypass vulnerability.

Description

The ConnectWise ScreenConnect Service running on the remote host is affected by an authentication bypass vulnerability. An unauthenticated, remote attacker can exploit this, via a crafted message, to bypass authentication to gain admin access on the system.

Solution

Apply updates in accordance with the vendor advisory.

See Also

http://www.nessus.org/u?b21e17eb

Plugin Details

Severity: Critical

ID: 190893

File Name: connectwise_screenconnect_23_9_8_dc.nbin

Version: 1.11

Type: remote

Family: CGI abuses

Published: 2/22/2024

Updated: 7/17/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 10.0

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2024-1709

CVSS v3

Risk Factor: Critical

Base Score: 10

Temporal Score: 9.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: x-cpe:/a:connectwise:screenconnect

Required KB Items: installed_sw/ConnectWise ScreenConnect

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 2/19/2024

Vulnerability Publication Date: 2/19/2024

CISA Known Exploited Vulnerability Due Dates: 2/29/2024

Exploitable With

Core Impact

Metasploit (ConnectWise ScreenConnect Unauthenticated Remote Code Execution)

Reference Information

CVE: CVE-2024-1709