CVE-2020-8439 — MEDIUM (6.5)

Q: How severe is CVE-2020-8439?

CVE-2020-8439 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-8439?

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

Vulnerability Description

Monstra CMS through 3.0.4 allows remote authenticated users to take over arbitrary user accounts via a modified login parameter to an edit URI, as demonstrated by login=victim to the users/21/edit URI.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Monstra	Monstra	<= 3.0.4

Related Weaknesses (CWE)

CWE-425

References

http://uploadboy.me/cn40ne6p89t6/POC.mp4.htmlExploitThird Party Advisory
https://cert.ikiu.ac.ir/public-files/pages/attachments/11/02630f153869936d555a79MitigationThird Party Advisory
http://uploadboy.me/cn40ne6p89t6/POC.mp4.htmlExploitThird Party Advisory
https://cert.ikiu.ac.ir/public-files/pages/attachments/11/02630f153869936d555a79MitigationThird Party Advisory

FAQ

What is CVE-2020-8439?

CVE-2020-8439 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Monstra CMS through 3.0.4 allows remote authenticated users to take over arbitrary user accounts via a modified login parameter to an edit URI, as demonstrated by login=victim to the users/21/edit URI...

How severe is CVE-2020-8439?

CVE-2020-8439 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8439?

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