Vulnerability identifier: #VU39404

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-5524

CWE-ID: CWE-134

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Plone
Web applications / CMS

Vendor: Plone

Description

The vulnerability allows a remote authenticated user to gain access to sensitive information.

Plone 4.x through 4.3.11 and 5.x through 5.0.6 allow remote attackers to bypass a sandbox protection mechanism and obtain sensitive information by leveraging the Python string format method.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Plone: 4.0 - 5.1

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External links
http://www.openwall.com/lists/oss-security/2017/01/18/6
http://www.securityfocus.com/bid/95679
http://plone.org/security/hotfix/20170117/sandbox-escape

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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.