CVE-2020-5138 Information

Description

A Heap Overflow vulnerability in the SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service and leads to SonicOS 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 SonicOS 7.0.0.0.

CVSS Vector

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

Reference

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0013

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5