# CVE-2024-1709: ConnectWise ScreenConnect Authentication Bypass Vulnerability

- Exploited (CISA KEV): yes, added 2024-02-22, known ransomware use
- Published: 2024-02-21
- CVSS: 10 CRITICAL (v3.1)
- EPSS: 100.0% (100th percentile)
- CWE: CWE-288

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.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2024-05-21 | 90 |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

### F5

- 2024-05-21 · new · rule 200013084
  > Added: signature 200013084 "ConnectWise ScreenConnect Authentication Bypass" (Authentication/Authorization Attacks, risk Medium), systems: Microsoft Windows, IIS, ASP, Other Web Server. References: CVE-2024-1709.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

## Our test (measured)

- OWASP Core Rule Set 4.25.0, paranoia level 1, anomaly threshold 5, default CRS settings: passed (0 of 1 requests blocked), template CVE-2024-1709, 2026-11-02
- OWASP Core Rule Set 4.25.0, paranoia level 2, anomaly threshold 5, default CRS settings: passed (0 of 1 requests blocked), template CVE-2024-1709, 2026-11-02

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2024-1709 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2024-1709