A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. This vulnerability affected SonicOS Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.

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Fixes

Solution

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History

Wed, 22 Oct 2025 00:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Wed, 02 Apr 2025 20:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119

Thu, 06 Feb 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-03-15'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: sonicwall

Published:

Updated: 2025-10-21T23:35:35.728Z

Reserved: 2019-12-31T00:00:00.000Z

Link: CVE-2020-5135

cve-icon Vulnrichment

Updated: 2024-08-04T08:22:08.937Z

cve-icon NVD

Status : Analyzed

Published: 2020-10-12T11:15:12.747

Modified: 2025-10-31T14:40:10.580

Link: CVE-2020-5135

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses