VDB-92694 · CVE-2016-7136 · BID 92752

Plone CMS 4.3.11/5.0.6 Reflected cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

A vulnerability, which was classified as problematic, was found in Plone CMS 4.3.11/5.0.6 (Content Management System). Affected is an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability (Reflected). CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

z3c.form in Plone CMS 5.x through 5.0.6 and 4.x through 4.3.11 allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted GET request.

The bug was discovered 07/18/2016. The weakness was shared 10/12/2016 by Sebastian Perez as Multiple Vulnerabilities in Plone CMS as confirmed mailinglist post (Bugtraq). The advisory is available at seclists.org. The vendor cooperated in the coordination of the public release. This vulnerability is traded as CVE-2016-7136 since 09/05/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 43 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

Further details are available at seclists.org. The entries 92695, 92696, 92697 and 92698 are related to this item.

Productinfo

Type

Content Management System

Vendor

Plone

Name

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
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Exploitinginfo

Name: Reflected
Class: Cross site scripting / Reflected
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

OpenVAS ID: 801258
OpenVAS Name: Plone CMS Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍

Timelineinfo

07/18/2016 🔍
07/18/2016 +0 days 🔍
07/18/2016 +0 days 🔍
08/30/2016 +43 days 🔍
09/05/2016 +6 days 🔍
10/12/2016 +37 days 🔍
10/13/2016 +1 days 🔍
03/07/2017 +145 days 🔍
09/26/2022 +2029 days 🔍

Sourcesinfo

Advisory: Multiple Vulnerabilities in Plone CMS
Researcher: Sebastian Perez
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2016-7136 (🔍)
SecurityFocus: 92752

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/13/2016 10:24
Updated: 09/26/2022 08:12
Changes: 10/13/2016 10:24 (50), 04/19/2017 10:32 (16), 09/26/2022 08:12 (12)
Complete: 🔍