Information disclosure in SilverStripe Versioned Files Module

1) Information disclosure

EUVDB-ID: #VU25680

Risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-16409

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists within the "secureassets" and "versionedfiles" modules due to the unpublished versions of files are publicly exposed to anyone who can guess their URL. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SilverStripe Versioned Files Module: 0.1.0 - 2.0.3

External links

http://github.com/silverstripe/silverstripe-framework
http://github.com/symbiote/silverstripe-versionedfiles
http://www.silverstripe.org/download/security-releases/cve-2019-16409

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.