VDB-119733 · CVE-2018-12592 · BID 104524

Polycom RealPresence Web Suite up to 2.1.x information disclosure

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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Polycom RealPresence Web Suite up to 2.1.x. It has been classified as problematic. This impacts an unknown function. Performing a manipulation results in information disclosure. This vulnerability was named CVE-2018-12592. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Polycom RealPresence Web Suite up to 2.1.x. It has been classified as problematic. This affects an unknown code block. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Polycom RealPresence Web Suite before 2.2.0 does not block a user's video for a few seconds upon joining a meeting (when the user has explicitly chosen to turn off the video using a specific option). During those seconds, a meeting invitee may unknowingly be on camera with other participants able to view.

The bug was discovered 06/18/2018. The weakness was presented 06/20/2018 by Nirmal Kirubakaran (Website). The advisory is shared at support.polycom.com. This vulnerability is uniquely identified as CVE-2018-12592 since 06/20/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.2.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104524†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Polycom

Name

RealPresence Web Suite

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 7.5
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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: 🔍

Upgrade: RealPresence Web Suite 2.2.0

Timelineinfo

06/18/2018 🔍
06/18/2018 +0 days 🔍
06/20/2018 +1 days 🔍
06/20/2018 +0 days 🔍
06/20/2018 +0 days 🔍
06/20/2018 +0 days 🔍
02/20/2020 +610 days 🔍

Sourcesinfo

Advisory: support.polycom.com
Researcher: Nirmal Kirubakaran
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-12592 (🔍)
GCVE (CVE): GCVE-0-2018-12592
GCVE (VulDB): GCVE-100-119733
SecurityFocus: 104524 - Polycom RealPresence Web Suite CVE-2018-12592 Information Disclosure Vulnerability

Entryinfo

Created: 06/20/2018 22:52
Updated: 02/20/2020 17:27
Changes: 06/20/2018 22:52 (60), 02/20/2020 17:27 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.