November 13, 2026 Follow Egret
CVE-2024-53704 · CVE record: PUBLISHED

SonicWall SonicOS SSLVPN Improper Authentication Vulnerability

SonicWall SonicOS

An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.

Exploitation evidence

Known exploited · CISA KEV listed

Added 2025-02-18. Ransomware campaign use: Known.

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA due date: 2025-03-11. This is the catalog’s deadline, not an assessment of your organization’s exposure.

KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗

Reported products and versions

SonicWall / SonicOS

Default status: unknown

  • affected: 7.1.1-7058 and older versions
  • affected: 7.1.2-7019
  • affected: 8.0.0-8035

Fixes and workarounds

No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.

Sources and related reporting

CVE Program record ↗ · Download tracked evidence as JSON

Observed change timeline

History begins when Egret first downloads each source. It is not the complete upstream CVE history.

12 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-12",
  "epss": 0.95314,
  "percentile": 0.99867
}
10 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-10",
  "epss": 0.95314,
  "percentile": 0.99866
}
09 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-09",
  "epss": 0.95314,
  "percentile": 0.99866
}
08 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-08",
  "epss": 0.95314,
  "percentile": 0.99866
}
07 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-07",
  "epss": 0.95314,
  "percentile": 0.99866
}
06 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-06",
  "epss": 0.95314,
  "percentile": 0.99866
}
06 Nov 2026, 06:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-05",
  "epss": 0.95314,
  "percentile": 0.99866
}
04 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-04",
  "epss": 0.95314,
  "percentile": 0.99866
}
04 Nov 2026, 00:20 Jerusalem · CVE Program record changed

Stored CNA snapshot at this observation.

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.2,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "LOW",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-53704",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-18T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2025-02-18",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-53704"
              },
              "type": "kev"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-04T03:55:44.407Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-53704"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2025-02-18T00:00:00.000Z",
            "value": "CVE-2024-53704 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "platforms": [
            "Gen7 Hardware",
            "Gen7 NSv",
            "TZ80"
          ],
          "product": "SonicOS",
          "vendor": "SonicWall",
          "versions": [
            {
              "status": "affected",
              "version": "7.1.1-7058 and older versions"
            },
            {
              "status": "affected",
              "version": "7.1.2-7019"
            },
            {
              "status": "affected",
              "version": "8.0.0-8035"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Daan Keuper, Thijs Alkemade and Khaled Nassar of Computest Security through Trend Micro (Zero Day Initiative)"
        }
      ],
      "datePublic": "2025-01-08T06:46:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "<span style=\"background-color: rgb(255, 255, 255);\">An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.</span>"
            }
          ],
          "value": "An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287 Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-01-09T06:52:16.771Z",
        "orgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
        "shortName": "sonicwall"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003"
        }
      ],
      "source": {
        "advisory": "SNWLID-2025-0003",
        "discovery": "EXTERNAL"
      },
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
    "assignerShortName": "sonicwall",
    "cveId": "CVE-2024-53704",
    "datePublished": "2025-01-09T06:52:16.771Z",
    "dateReserved": "2024-11-22T09:54:04.964Z",
    "dateUpdated": "2026-08-04T03:55:44.407Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}
03 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-03",
  "epss": 0.95314,
  "percentile": 0.99866
}
03 Nov 2026, 02:22 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-02",
  "epss": 0.95314,
  "percentile": 0.99865
}
03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed

Stored KEV snapshot at this observation.

{
  "cveID": "CVE-2024-53704",
  "cwes": [
    "CWE-287"
  ],
  "dateAdded": "2025-02-18",
  "dueDate": "2025-03-11",
  "forensicTriage": "No",
  "knownRansomwareCampaignUse": "Known",
  "notes": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003 ; https://nvd.nist.gov/vuln/detail/CVE-2024-53704",
  "product": "SonicOS",
  "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
  "shortDescription": "SonicWall SonicOS contains an improper authentication vulnerability in the SSLVPN authentication mechanism that allows a remote attacker to bypass authentication.",
  "vendorProject": "SonicWall",
  "vulnerabilityName": "SonicWall SonicOS SSLVPN Improper Authentication Vulnerability"
}
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