CVE-2021-20039

8.8HIGH

Key Information

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

Summary

Improper neutralization of special elements in the SMA100 management interface '/cgi-bin/viewcert' POST http method allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user. 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

Refferences

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-202...
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http://packetstormsecurity.com/files/165563/SonicWall-SMA...
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EPSS Score

80% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.