Improper access control in Bludit



Published: 2020-02-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-8811
CWE-ID CWE-284
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Bludit
Web applications / CMS

Vendor Bludit

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper access control

EUVDB-ID: #VU25087

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-8811

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within "/bl-kernel/ajax/profile-picture-upload.php" script. A remote authenticated user can change picture of any other user in the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Bludit: 3.9.0 - 3.10.0

External links

http://github.com/bludit/bludit/issues/1131


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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