Advisories

Cachet 2.4.1 Authenticated Server-Side Template Injection RCE

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severity
high
date
Affecting
  • Cachet <= 2.4.1

CWE
  • CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine
  • CWE-863 Incorrect Authorization
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
George Chen
Description
Cachet through 2.4.1 contains a server-side template injection vulnerability in incident template rendering that allows authenticated users to execute arbitrary PHP code. Attackers can create malicious incident templates with Blade directives or Twig filters that execute system commands when incidents are created, achieving remote code execution as the web server process.

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