VMware Workstation/Fusion Virtual Network Device integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in VMware Workstation and Fusion. This vulnerability affects unknown code of the component Virtual Network Device. Executing a manipulation can lead to integer overflow. This vulnerability is registered as CVE-2018-6983. The attack needs to be launched locally. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in VMware Workstation and Fusion (Virtualization Software) (affected version unknown). It has been declared as critical. This vulnerability affects an unknown functionality of the component Virtual Network Device. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

VMware Workstation (15.x before 15.0.2 and 14.x before 14.1.5) and Fusion (11.x before 11.0.2 and 10.x before 10.1.5) contain an integer overflow vulnerability in the virtual network devices. This issue may allow a guest to execute code on the host.

The bug was discovered 11/22/2018. The weakness was published 11/27/2018 with Qihoo 360 (Website). The advisory is shared for download at vmware.com. This vulnerability was named CVE-2018-6983 since 02/14/2018. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 119098 (VMware Workstation 14.x < 14.1.5 / 15.x < 15.0.2 Virtual Network Integer Overflow Vulnerability (VMSA-2018-0030)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family General and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371332 (VMware Workstation (14.x,15.x), Fusion (10.x,11.x) Integer Overflow Vulnerability (VMSA-2018-0030)).

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

The vulnerability is also documented in the databases at Tenable (119098) and SecurityFocus (BID 105986†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 119098
Nessus Name: VMware Workstation 14.x < 14.1.5 / 15.x < 15.0.2 Virtual Network Integer Overflow Vulnerability (VMSA-2018-0030)
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

02/14/2018 🔍
11/22/2018 +281 days 🔍
11/22/2018 +0 days 🔍
11/22/2018 +0 days 🔍
11/23/2018 +1 days 🔍
11/27/2018 +4 days 🔍
11/27/2018 +0 days 🔍
11/28/2018 +1 days 🔍
04/15/2020 +504 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: vmware.com
Organization: Qihoo 360
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6983 (🔍)
GCVE (CVE): GCVE-0-2018-6983
GCVE (VulDB): GCVE-100-127240
SecurityFocus: 105986 - VMware Workstation and Fusion CVE-2018-6983 Local Integer Overflow Vulnerability

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

Entryinfo

Created: 11/28/2018 10:54
Updated: 04/15/2020 17:33
Changes: 11/28/2018 10:54 (67), 04/15/2020 17:33 (6)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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