CVE-2020-6144
CRITICALOS4Ed openSIS 7.4 - Remote Code Execution via Username Variable in Install Step5
Title source: llmDescription
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.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1083
Scores
CVSS v3
9.8
EPSS
0.0617
EPSS Percentile
92.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-94
CWE-96
Status
published
Products (1)
os4ed/opensis
7.4
Published
Sep 01, 2020
Tracked Since
Feb 18, 2026