CVE-2020-5136 Information

Description

A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal which leads to a firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7 5.9.1.13 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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0011

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5