# CVE-2024-1709: ScreenConnect - Authentication Bypass

> Live exploitation tracking for CVE-2024-1709 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2024-1709

## Key facts

- **Exploitation phase:** Active Exploitation. The vulnerability is actively exploited at scale across the internet, often via automated tools and large attack campaigns.
- **CVSS score:** 10.0
- **Public exploit available:** Yes
- **Affected products:** ConnectWise ScreenConnect
- **Weaknesses:** CWE-288 (Authentication Bypass Using an Alternate Path or Channel)
- **Tags:** enterprise_software

## Description

ConnectWise ScreenConnect 23.9.7 and prior are affected by an Authentication Bypass Using an Alternate Path or Channel

 vulnerability, which may allow an attacker direct access to confidential information or 

critical systems.

## CrowdSec analysis

[CVE-2024-1709](https://euvd.enisa.europa.eu/vulnerability/CVE-2024-1709) is a critical authentication bypass vulnerability in ConnectWise ScreenConnect, enabling attackers to access confidential information or critical systems without proper authorization.

CrowdSec has been tracking this vulnerability and its exploits since 15th of December 2023.

CrowdSec network data shows that most actors exploiting CVE-2024-1709 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature.
Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2024-1709 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2024-1709 is currently experiencing high visibility and active exploitation across the internet.

Indicators of exploitation typically involve access to URLs containing `/setupwizard.aspx/`.

## Timeline

- 2023-12-15: Rule Released. CrowdSec releases a rule to detect CVE-2024-1709 exploitation attempts against the CrowdSec Network.
- 2024-02-21: CVE Published. CVE-2024-1709 is published to NVD.
- 2024-02-22: CISA KEV. CVE-2024-1709 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2024-02-29: CISA Remediation Deadline. Expiration of the CISA remediation deadline as described in [BOD 22-01](https://www.cisa.gov/news-events/directives/bod-22-01-reducing-significant-risk-known-exploited-vulnerabilities).
- 2025-04-07: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2024-1709 for the first time.

## References

- https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8
- https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8
- https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2
- https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-poc
- https://github.com/rapid7/metasploit-framework/pull/18870
- https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/
- https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypass
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-1709.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2024-1709) follows observed exploitation activity for CVE-2024-1709. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.