medium
6.8
CWE
78
Advisory Published
Updated

CVE-2021-20035: OS Command Injection

First published: Mon Sep 27 2021(Updated: )

Improper neutralization of special elements in the SMA100 management interface allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user which potentially leads to DoS.

Credit: PSIRT@sonicwall.com

Affected SoftwareAffected VersionHow to fix
Sonicwall Sma 200 Firmware<=9.0.0.10-28sv
Sonicwall Sma 200 Firmware>=10.2.0.0<=10.2.0.7-34sv
Sonicwall Sma 200 Firmware>=10.2.1.0<=10.2.1.0-17sv
Sonicwall Sma 200
Sonicwall Sma 210 Firmware<=9.0.0.10-28sv
Sonicwall Sma 210 Firmware>=10.2.0.0<=10.2.0.7-34sv
Sonicwall Sma 210 Firmware>=10.2.1.0<=10.2.1.0-17sv
Sonicwall Sma 210
Sonicwall Sma 400 Firmware<=9.0.0.10-28sv
Sonicwall Sma 400 Firmware>=10.2.0.0<=10.2.0.7-34sv
Sonicwall Sma 400 Firmware>=10.2.1.0<=10.2.1.0-17sv
Sonicwall Sma 400
Sonicwall Sma 410 Firmware<=9.0.0.10-28sv
Sonicwall Sma 410 Firmware>=10.2.0.0<=10.2.0.7-34sv
Sonicwall Sma 410 Firmware>=10.2.1.0<=10.2.1.0-17sv
Sonicwall Sma 410
Sonicwall Sma 500v<=9.0.0.10-28sv
Sonicwall Sma 500v>=10.2.0.0<=10.2.0.7-34sv
Sonicwall Sma 500v>=10.2.1.0<=10.2.1.0-17sv

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this vulnerability?

    The vulnerability ID for this vulnerability is CVE-2021-20035.

  • What is the severity of CVE-2021-20035?

    The severity of CVE-2021-20035 is medium with a score of 6.5.

  • What is the affected software for CVE-2021-20035?

    The affected software for CVE-2021-20035 includes Sonicwall SMA 200 Firmware, Sonicwall SMA 210 Firmware, Sonicwall SMA 400 Firmware, Sonicwall SMA 410 Firmware, and Sonicwall SMA 500v.

  • How does CVE-2021-20035 impact the system?

    CVE-2021-20035 allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user, potentially leading to a denial of service (DoS) attack.

  • Where can I find more information about CVE-2021-20035?

    You can find more information about CVE-2021-20035 at the following link: [Sonicwall Advisory](https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022)

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