VULNERABILITY INTELLIGENCE

CVE-2020-6144

CVSS score9.8 CRITICAL
EPSS probability6.17%
CISA KEVNot currently listed
Published2020-09-01
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A remote code execution vulnerability exists in the install functionality of OS4Ed openSIS 7.4. The username variable which is set at line 121 in install/Step5.php allows for injection of PHP code into the Data.php file that it writes. An attacker can send an HTTP request to trigger this vulnerability.

Weakness classification

  • talos-cna@cisco.com: CWE-96
  • nvd@nist.gov: CWE-94

Primary references