CVE-2021-20042

9.8CRITICAL

Key Information

Vendor
Sonicwall
Status
Sonicwall Sma100
Vendor
CVE Published:
8 December 2021

Summary

An unauthenticated remote attacker can use SMA 100 as an unintended proxy or intermediary undetectable proxy to bypass firewall rules. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

Affected Version(s)

SonicWall SMA100 = 9.0.0.11-31sv and earlier

SonicWall SMA100 = 10.2.0.8-37sv and earlier

SonicWall SMA100 = 10.2.1.1-19sv and earlier

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published.

  • Vulnerability Reserved.

Collectors

NVD DatabaseMitre Database
.