VDB-96852 · CVE-2016-5811 · BID 94894

Visonic PowerLink2 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.
4.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Visonic PowerLink2. This affects an unknown function. The manipulation results in cross site scripting. This vulnerability is reported as CVE-2016-5811. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Visonic PowerLink2 (version unknown). Affected is an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. 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:

An issue was discovered in Visonic PowerLink2, all versions prior to October 2016 firmware release. User controlled input is not neutralized prior to being placed in web page output (CROSS-SITE SCRIPTING).

The bug was discovered 12/13/2016. The weakness was disclosed 02/13/2017 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2016-5811 since 06/23/2016. 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. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 62 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 94894†). The entry VDB-96853 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Visonic

Name

PowerLink2

CPE 2.3info

CPE 2.2info

CVSSv4info

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
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/23/2016 🔍
12/13/2016 +173 days 🔍
12/13/2016 +0 days 🔍
02/13/2017 +62 days 🔍
02/13/2017 +0 days 🔍
02/14/2017 +1 days 🔍
08/14/2020 +1277 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2016-5811 (🔍)
GCVE (CVE): GCVE-0-2016-5811
GCVE (VulDB): GCVE-100-96852
SecurityFocus: 94894 - Visonic PowerLink2 Cross Site Scripting And Information Disclosure Vulnerabilities
OSVDB: - CVE-2016-5811 - Visonic - PowerLink2 - Cross-Site Scripting Issue

See also: 🔍

Entryinfo

Created: 02/14/2017 09:06
Updated: 08/14/2020 11:15
Changes: 02/14/2017 09:06 (57), 08/14/2020 11:15 (5)
Complete: 🔍
Cache ID: 216::103