CVE-2024-40766 (GCVE-0-2024-40766)

Vulnerability from cvelistv5 – Published: 2024-08-23 06:19 – Updated: 2025-10-21 22:55
VLAI? CISA KEV
Summary
An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7 devices running SonicOS 7.0.1-5035 and older versions.
Severity ?
9.3 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
CWE
  • CWE-284 - Improper Access Control
Assigner
References
Impacted products
Vendor Product Version
SonicWall SonicOS Affected: 5.9.2.14-12o and older versions
Affected: 6.5.4.14-109n and older versions
Affected: 7.0.1-5035 and older versions
Create a notification for this product.
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 01044f81-c94c-457c-ac75-a2864ed88968

Vulnerability ID: CVE-2024-40766

Status: Confirmed

Status Updated: 2024-09-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2024-09-09
Asserted: 2024-09-09
Scope
Notes: KEV entry: SonicWall SonicOS Improper Access Control Vulnerability | Affected: SonicWall / SonicOS | Description: SonicWall SonicOS contains an improper access control vulnerability that could lead to unauthorized resource access and, under certain conditions, may cause the firewall to crash. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-09-30 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0015; https://www.sonicwall.com/support/notices/gen-7-and-newer-sonicwall-firewalls-sslvpn-recent-threat-activity/kA1VN0000000RDG0A2 ; https://nvd.nist.gov/vuln/detail/CVE-2024-40766
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-284
Feed CISA Known Exploited Vulnerabilities Catalog
Product SonicOS
Due Date 2024-09-30
Date Added 2024-09-09
Vendorproject SonicWall
Vulnerabilityname SonicWall SonicOS Improper Access Control Vulnerability
Knownransomwarecampaignuse Known
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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      "descriptions": "[{\"lang\": \"en\", \"value\": \"An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7 devices running SonicOS 7.0.1-5035 and older versions.\"}, {\"lang\": \"es\", \"value\": \"Se ha identificado una vulnerabilidad de control de acceso inadecuado en el acceso de administraci\\u00f3n de SonicWall SonicOS, que potencialmente conduce a un acceso no autorizado a recursos y, en condiciones espec\\u00edficas, provoca que el firewall falle. Este problema afecta a los dispositivos SonicWall Firewall Gen 5 y Gen 6, as\\u00ed como a los dispositivos Gen 7 que ejecutan SonicOS 7.0.1-5035 y versiones anteriores.\"}]",
      "id": "CVE-2024-40766",
      "lastModified": "2024-09-16T19:48:30.827",
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      "published": "2024-08-23T07:15:03.643",
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    "vulnrichment": {
      "containers": "{\"cna\": {\"affected\": [{\"defaultStatus\": \"unknown\", \"platforms\": [\"Gen5\", \"Gen6\", \"Gen7\"], \"product\": \"SonicOS\", \"vendor\": \"SonicWall\", \"versions\": [{\"status\": \"affected\", \"version\": \"5.9.2.14-12o and older versions\"}, {\"status\": \"affected\", \"version\": \"6.5.4.14-109n and older versions\"}, {\"status\": \"affected\", \"version\": \"7.0.1-5035 and older versions\"}]}], \"datePublic\": \"2024-08-23T06:13:00.000Z\", \"descriptions\": [{\"lang\": \"en\", \"supportingMedia\": [{\"base64\": false, \"type\": \"text/html\", \"value\": \"An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7 devices running SonicOS 7.0.1-5035 and older versions.\"}], \"value\": \"An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7 devices running SonicOS 7.0.1-5035 and older versions.\"}], \"problemTypes\": [{\"descriptions\": [{\"cweId\": \"CWE-284\", \"description\": \"CWE-284 Improper Access Control\", \"lang\": \"en\", \"type\": \"CWE\"}]}], \"providerMetadata\": {\"orgId\": \"44b2ff79-1416-4492-88bb-ed0da00c7315\", \"shortName\": \"sonicwall\", \"dateUpdated\": \"2024-08-23T06:19:07.229Z\"}, \"references\": [{\"tags\": [\"vendor-advisory\"], \"url\": \"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0015\"}], \"source\": {\"advisory\": \"SNWLID-2024-0015\", \"discovery\": \"INTERNAL\"}, \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}}, \"adp\": [{\"metrics\": [{\"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 9.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-40766\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-09-09T14:11:51.602153Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2024-09-09\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40766\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*\"], \"vendor\": \"sonicwall\", \"product\": \"sonicos\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"5.9.2.14-12o\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"6.5.4.14-109n\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"7.0.1-5035\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*\"], \"vendor\": \"sonicwall\", \"product\": \"sonicos\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"5.9.2.14-12o\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"6.5.4.14-109n\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"7.0.1-5035\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*\"], \"vendor\": \"sonicwall\", \"product\": \"sonicos\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"5.9.2.14-12o\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"6.5.4.14-109n\"}, {\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"7.0.1-5035\"}], \"defaultStatus\": \"unknown\"}], \"references\": [{\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40766\", \"tags\": [\"government-resource\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-08-23T14:10:19.974Z\"}, \"timeline\": [{\"time\": \"2024-09-09T00:00:00+00:00\", \"lang\": \"en\", \"value\": \"CVE-2024-40766 added to CISA KEV\"}], \"title\": \"CISA ADP Vulnrichment\"}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-40766\", \"assignerOrgId\": \"44b2ff79-1416-4492-88bb-ed0da00c7315\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"sonicwall\", \"dateReserved\": \"2024-07-10T15:58:49.462Z\", \"datePublished\": \"2024-08-23T06:19:07.229Z\", \"dateUpdated\": \"2025-10-21T19:44:24.367Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.



Detection rules are retrieved from Rulezet.