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SonicOS

PRODUCT

· dossier confidence 80%

SonicOS, the operating system powering SonicWall security appliances, has a concerning history of critical vulnerabilities, including remote code execution and authentication bypasses. These failures highlight potential weaknesses in the development and maintenance processes, requiring immediate attention for DIB/CMMC compliance.

PROFILE
CategoryCybersecurityWhat they doSonicOS is a network security operating system used in SonicWall firewalls and other security appliances. It provides features such as VPN, intrusion prevention, and application control. Websitehttps://www.sonicwall.com/products/sonicos ↗
SECURITY POSTURE

SonicOS has a history of critical vulnerabilities, including authentication bypasses and remote code execution flaws, indicating a need for improved security practices.

Notable failures
  • SSLVPN authentication bypass (CVE-2024-53704)
  • Improper access control leading to RCE and ransomware (CVE-2024-40766)
  • Buffer overflow vulnerability leading to DoS and RCE (CVE-2020-5135)
  • Improper Authentication vulnerability in SSLVPN (CVE-2024-53704)
Patterns: Critical vulnerabilities impacting core functionality; Remote code execution vulnerabilities; Authentication bypass vulnerabilities
FAILURE HISTORY · 4
DATEEVENTSEVSUMMARY
2025-02-18 CVE-2024-53704 critical SonicWall SonicOS SSLVPN bypassed authentication allowing remote attackers to bypass login.
2024-09-09 CVE-2024-40766 critical SonicWall SonicOS improper access control flaw allowed unauthorized resource access and potential crashes, linked to ransomware.
2022-03-15 CVE-2020-5135 high A remote buffer overflow in SonicWall SonicOS allows attackers to execute arbitrary code and cause denial of service.
2025-01-09 CVE-2024-53704 critical CVE-2024-53704: An Improper Authentication vulnerability in the SSLVPN authentication mechanism
DOSSIER SOURCES
Open questions: What is SonicWall's current security development lifecycle? · What is the ownership structure of SonicWall? · What is the current size of SonicWall?
DOSSIER · dex-RAG synthesis · grounded in our own collection + trusted sourcesbuilt 2026-08-08 04:03:04.794405+00:00