CVE-2020-28693 — HIGH (8.8)

Vulnerability Description

An unrestricted file upload issue in HorizontCMS 1.0.0-beta allows an authenticated remote attacker to upload PHP code through a zip file by uploading a theme, and executing the PHP file via an HTTP GET request to /themes/<php_file_name>

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Horizontcms Project	Horizontcms	1.0.0

Related Weaknesses (CWE)

CWE-434

References

https://github.com/jkana/HorizontCMS-1.0.0-beta-shell-uploadExploitThird Party Advisory
https://github.com/ttimot24/HorizontCMS/issues/21Third Party Advisory
https://github.com/jkana/HorizontCMS-1.0.0-beta-shell-uploadExploitThird Party Advisory
https://github.com/ttimot24/HorizontCMS/issues/21Third Party Advisory

FAQ

What is CVE-2020-28693?

CVE-2020-28693 is a vulnerability with a CVSS score of 8.8 (HIGH). An unrestricted file upload issue in HorizontCMS 1.0.0-beta allows an authenticated remote attacker to upload PHP code through a zip file by uploading a theme, and executing the PHP file via an HTTP G...

How severe is CVE-2020-28693?

CVE-2020-28693 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-28693?

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