Multiple vulnerabilities in Plone

Published: 2017-02-24 | Updated: 2020-08-08

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2016-4041 CVE-2016-4042
CWE-ID	CWE-264 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Plone Web applications / CMS
Vendor	Plone

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU39621

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-4041

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Plone 4.0 through 5.1a1 does not have security declarations for Dexterity content-related WebDAV requests, which allows remote attackers to gain webdav access via unspecified vectors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Plone: 4.0 - 5.0.4

CPE2.3

External links

https://www.openwall.com/lists/oss-security/2016/04/20/1
https://plone.org/security/hotfix/20160419/privilege-escalation-in-webdav

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.

2) Information disclosure

EUVDB-ID: #VU39622

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-4042

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor