Critical severity9.8NVD Advisory· Published Sep 1, 2020· Updated Jun 17, 2026
CVE-2020-6143
CVE-2020-6143
Description
A remote code execution vulnerability exists in the install functionality of OS4Ed openSIS 7.4. The password variable which is set at line 122 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.
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Affected products
1- OS4Ed/openSISdescription
Patches
Vulnerability mechanics
References
1- talosintelligence.com/vulnerability_reports/TALOS-2020-1083nvdExploitThird Party Advisory
News mentions
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