CVE-2020-6144 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Os4Ed	Opensis	7.4

Related Weaknesses (CWE)

CWE-94 CWE-96

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1083ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1083ExploitThird Party Advisory

FAQ

What is CVE-2020-6144?

CVE-2020-6144 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 int...

How severe is CVE-2020-6144?

CVE-2020-6144 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-6144?

Check the references section above for vendor advisories and patch information. Affected products include: Os4Ed Opensis.