← Back

CVE-2021-20038

Published: Dec 8, 2021Modified: Oct 31, 2025CISA KEV

JSON object

Loading...
9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

A Stack-based buffer overflow vulnerability in SMA100 Apache httpd server's mod_cgi module environment variables allows a remote unauthenticated attacker to potentially execute code as a 'nobody' user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances firmware 10.2.0.8-37sv, 10.2.1.1-19sv, 10.2.1.2-24sv and earlier versions.

Affected (15)

5 products
Sma 200 Firmware
Sma 210 Firmware
Sma 410 Firmware
Sma 400 Firmware
Sma 500v Firmware
Configuration A
3 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sonicwall
Version 10.2.0.8-37sv
Version 10.2.1.1-19sv
Version 10.2.1.2-24sv
Running on/withPlatform Versions
Sonicwall
Sma 200
All versions
Configuration B
3 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sonicwall
Version 10.2.0.8-37sv
Version 10.2.1.1-19sv
Version 10.2.1.2-24sv
Running on/withPlatform Versions
Sonicwall
Sma 210
All versions
Configuration C
3 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sonicwall
Version 10.2.0.8-37sv
Version 10.2.1.1-19sv
Version 10.2.1.2-24sv
Running on/withPlatform Versions
Sonicwall
Sma 410
All versions
Configuration D
3 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sonicwall
Version 10.2.0.8-37sv
Version 10.2.1.1-19sv
Version 10.2.1.2-24sv
Running on/withPlatform Versions
Sonicwall
Sma 400
All versions
Configuration E
3 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Sonicwall
Version 10.2.0.8-37sv
Version 10.2.1.1-19sv
Version 10.2.1.2-24sv
Running on/withPlatform Versions
Sonicwall
Sma 500v
All versions

References (7)

Source: PSIRT@sonicwall.com
ExploitThird Party Advisory
Source: PSIRT@sonicwall.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.