CVE-2021-33990 — CRITICAL (9.8)

Vulnerability Description

Liferay Portal 6.2.5 allows Command=FileUpload&Type=File&CurrentFolder=/ requests when frmfolders.html exists. NOTE: The vendor disputes this issue because the exploit reference link only shows frmfolders.html is accessible and does not demonstrate how an unauthorized user can upload a file.

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
Liferay	Liferay Portal	6.2.5

Related Weaknesses (CWE)

CWE-78 CWE-281

References

http://packetstormsecurity.com/files/171701/Liferay-Portal-6.2.5-Insecure-PermisExploitThird Party AdvisoryVDB Entry
https://github.com/fu2x2000/Liferay_exploit_PocExploitThird Party Advisory
http://packetstormsecurity.com/files/171701/Liferay-Portal-6.2.5-Insecure-PermisExploitThird Party AdvisoryVDB Entry
https://github.com/fu2x2000/Liferay_exploit_PocExploitThird Party Advisory

FAQ

What is CVE-2021-33990?

CVE-2021-33990 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Liferay Portal 6.2.5 allows Command=FileUpload&Type=File&CurrentFolder=/ requests when frmfolders.html exists. NOTE: The vendor disputes this issue because the exploit reference link only shows frmfol...

How severe is CVE-2021-33990?

CVE-2021-33990 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-2021-33990?

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