VMware Workstation/Horizon View Client JPEG2000 Parser TPView.dll out-of-bounds

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.
6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in VMware Workstation and Horizon View Client. This vulnerability affects unknown code in the library TPView.dll of the component JPEG2000 Parser. The manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2017-4937. The attack must be carried out locally. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in VMware Workstation and Horizon View Client (Virtualization Software) (the affected version is unknown). It has been rated as critical. This issue affects an unknown code in the library TPView.dll of the component JPEG2000 Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

VMware Workstation (12.x before 12.5.8) and Horizon View Client for Windows (4.x before 4.6.1) contain an out-of-bounds read vulnerability in JPEG2000 parser in the TPView.dll. On Workstation, this may allow a guest to execute code or perform a Denial of Service on the Windows OS that runs Workstation. In the case of a Horizon View Client, this may allow a View desktop to execute code or perform a Denial of Service on the Windows OS that runs the Horizon View Client. Exploitation is only possible if virtual printing has been enabled. This feature is not enabled by default on Workstation but it is enabled by default on Horizon View Client.

The bug was discovered 11/16/2017. The weakness was presented 11/17/2017 by Ke Liu with Tencent (Website). The advisory is shared at vmware.com. The identification of this vulnerability is CVE-2017-4937 since 12/26/2016. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 104853 (VMware Workstation 12.x < 12.5.8 Multiple Vulnerabilities (VMSA-2017-0018)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370662 (VMware Workstation and Fusion Multiple Vulnerabilities (VMSA-2017-0018,VMSA-2017-0021,VMSA-2018-0002)).

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

The vulnerability is also documented in the databases at Tenable (104853) and SecurityFocus (BID 101892†). See VDB-109670, VDB-109671, VDB-109672 and VDB-109674 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 104853
Nessus Name: VMware Workstation 12.x < 12.5.8 Multiple Vulnerabilities (VMSA-2017-0018)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/26/2016 🔍
11/16/2017 +325 days 🔍
11/16/2017 +0 days 🔍
11/17/2017 +1 days 🔍
11/17/2017 +0 days 🔍
11/18/2017 +1 days 🔍
11/20/2017 +2 days 🔍
11/29/2017 +9 days 🔍
01/24/2021 +1152 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: vmware.com
Researcher: Ke Liu
Organization: Tencent
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-4937 (🔍)
GCVE (CVE): GCVE-0-2017-4937
GCVE (VulDB): GCVE-100-109673
SecurityFocus: 101892 - Multiple VMware Products Out of Bounds Read Multiple Local Arbitrary Code Execution Vulnerabilities
SecurityTracker: 1039835

scip Labs: https://www.scip.ch/en/?labs.20060413
See also: 🔍

Entryinfo

Created: 11/18/2017 09:01
Updated: 01/24/2021 12:27
Changes: 11/18/2017 09:01 (70), 12/08/2019 15:08 (7), 01/24/2021 12:27 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!