FKIE_CVE-2024-1709

Vulnerability from fkie_nvd - Published: 2024-02-21 16:15 - Updated: 2025-10-24 13:45
Severity ?
10.0 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
10.0 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Summary
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.
References
9119a7d8-5eab-497f-8521-727c672e3725https://github.com/rapid7/metasploit-framework/pull/18870Issue Tracking, Patch, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-pocExploit, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/Press/Media Coverage, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.bleepingcomputer.com/news/security/connectwise-urges-screenconnect-admins-to-patch-critical-rce-flaw/Press/Media Coverage, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8Vendor Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.horizon3.ai/attack-research/red-team/connectwise-screenconnect-auth-bypass-deep-dive/Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypassExploit, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2Exploit, Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8Third Party Advisory
9119a7d8-5eab-497f-8521-727c672e3725https://www.securityweek.com/connectwise-confirms-screenconnect-flaw-under-active-exploitation/Press/Media Coverage, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/rapid7/metasploit-framework/pull/18870Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-pocExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/Press/Media Coverage, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.bleepingcomputer.com/news/security/connectwise-urges-screenconnect-admins-to-patch-critical-rce-flaw/Press/Media Coverage, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.horizon3.ai/attack-research/red-team/connectwise-screenconnect-auth-bypass-deep-dive/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypassExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.securityweek.com/connectwise-confirms-screenconnect-flaw-under-active-exploitation/Press/Media Coverage, Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-1709US Government Resource
Impacted products
Vendor Product Version
connectwise screenconnect *
To clipboard 

{
  "cisaActionDue": "2024-02-29",
  "cisaExploitAdd": "2024-02-22",
  "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
  "cisaVulnerabilityName": "ConnectWise ScreenConnect Authentication Bypass Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:connectwise:screenconnect:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "26FEBC12-2B0F-4F8F-BCB8-03683D71B37F",
              "versionEndExcluding": "23.9.8",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "ConnectWise ScreenConnect 23.9.7 and prior are affected by an Authentication Bypass Using an Alternate Path or Channel\n\n vulnerability, which may allow an attacker direct access to confidential information or \n\ncritical systems.\n\n"
    },
    {
      "lang": "es",
      "value": "ConnectWise ScreenConnect 23.9.7 y versiones anteriores se ven afectados por una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n mediante una ruta o canal alternativo, que puede permitir a un atacante acceder directamente a informaci\u00f3n confidencial o sistemas cr\u00edticos."
    }
  ],
  "id": "CVE-2024-1709",
  "lastModified": "2025-10-24T13:45:49.297",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0,
        "source": "9119a7d8-5eab-497f-8521-727c672e3725",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-02-21T16:15:50.420",
  "references": [
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/rapid7/metasploit-framework/pull/18870"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-poc"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://www.bleepingcomputer.com/news/security/connectwise-urges-screenconnect-admins-to-patch-critical-rce-flaw/"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.horizon3.ai/attack-research/red-team/connectwise-screenconnect-auth-bypass-deep-dive/"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypass"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8"
    },
    {
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://www.securityweek.com/connectwise-confirms-screenconnect-flaw-under-active-exploitation/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/rapid7/metasploit-framework/pull/18870"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/watchtowrlabs/connectwise-screenconnect_auth-bypass-add-user-poc"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://techcrunch.com/2024/02/21/researchers-warn-high-risk-connectwise-flaw-under-attack-is-embarrassingly-easy-to-exploit/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://www.bleepingcomputer.com/news/security/connectwise-urges-screenconnect-admins-to-patch-critical-rce-flaw/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.horizon3.ai/attack-research/red-team/connectwise-screenconnect-auth-bypass-deep-dive/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/a-catastrophe-for-control-understanding-the-screenconnect-authentication-bypass"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/detection-guidance-for-connectwise-cwe-288-2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.huntress.com/blog/vulnerability-reproduced-immediately-patch-screenconnect-23-9-8"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Press/Media Coverage",
        "Third Party Advisory"
      ],
      "url": "https://www.securityweek.com/connectwise-confirms-screenconnect-flaw-under-active-exploitation/"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-1709"
    }
  ],
  "sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-288"
        }
      ],
      "source": "9119a7d8-5eab-497f-8521-727c672e3725",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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