Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2023-6340
CVE-2023-6340:
SonicWall NetExtender vulnerability analysis and mitigation
Overview
CVE-2023-6340 affects SonicWall Capture Client version 3.7.10 and NetExtender client version 10.2.337 and earlier versions. The vulnerability exists in the sfpmonitor.sys driver that comes installed with these applications (NVD).
Technical details
The vulnerability is classified as a Stack-based Buffer Overflow vulnerability that can lead to Denial-of-Service (DoS) conditions. The CVSS v3.1 base score is 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H, indicating local access is required and the primary impact is on system availability (NVD).
Impact
When exploited, this vulnerability can result in a Denial-of-Service condition, potentially making the affected system unavailable. The vulnerability specifically impacts system availability while not affecting confidentiality or integrity (NVD).
Mitigation and workarounds
Users should upgrade to versions newer than SonicWall Capture Client 3.7.10 and NetExtender client 10.2.337 to address this vulnerability (SonicWall Advisory).
Additional resources
Source: This report was generated using AI
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