CVE-2021-20038

SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability

Sma 200 Firmware

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.

8. Dez 2021

Ausgewertete Quellen

• Hersteller
  https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026
• Hinweis
  https://www.rapid7.com/blog/post/2022/01/11/cve-2021-20038-42-sonicwall-sma-100-multiple-vulnerabilities-fixed-2/
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20038
• CISA
  SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
• NVD
  CVE-2021-20038
• GitHub
  https://github.com/jbaines-r7/badblood