{
  "id": "CVE-2024-1709",
  "url": "https://spydr.io/cve/CVE-2024-1709",
  "published": "2024-02-21T16:15:50.420Z",
  "modified": "2026-06-17T07:04:50.557Z",
  "score": 10,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.9998,
  "epss_percentile": 0.99981,
  "exploited": true,
  "kev": {
    "added": "2024-02-22",
    "due": "2024-02-29",
    "action": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
    "ransomware": "Known",
    "name": "ConnectWise ScreenConnect Authentication Bypass Vulnerability",
    "notes": "https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8; https://nvd.nist.gov/vuln/detail/CVE-2024-1709"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "ConnectWise"
  ],
  "products": [
    "ConnectWise ScreenConnect"
  ],
  "cwes": [
    "CWE-288"
  ],
  "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.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 10,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://github.com/rapid7/metasploit-framework/pull/18870",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-poc",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.bleepingcomputer.com/news/security/connectwise-urges-screenconnect-admins-to-patch-critical-rce-flaw/",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.horizon3.ai/attack-research/red-team/connectwise-screenconnect-auth-bypass-deep-dive/",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypass",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.securityweek.com/connectwise-confirms-screenconnect-flaw-under-active-exploitation/",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-1709",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2024-1709",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}