Risk Letters

Exploited vulnerability

CVE-2024-40766

TLP:CLEAR

SonicWall SonicOS Improper Access Control Vulnerability

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.

Facts

  • Vendor: SonicWall
  • Product: SonicOS
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 18.4 %
  • On CISA's Known Exploited Vulnerabilities list since: 9 September 2024
  • First known exploitation: 9 September 2024
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 30 September 2024
  • Weakness: CWE-284
  • First seen by Risk Letters: 9 September 2024

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD