VMware ESXi/Workstation/Fusion RPC Request null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in VMware ESXi, Workstation and Fusion. It has been classified as problematic. This affects an unknown function of the component RPC Request Handler. This manipulation causes null pointer dereference. This vulnerability is handled as CVE-2017-4925. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in VMware ESXi, Workstation and Fusion (Virtualization Software) (unknown version). Affected by this vulnerability is an unknown code block of the component RPC Request Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

VMware ESXi 6.5 without patch ESXi650-201707101-SG, ESXi 6.0 without patch ESXi600-201706101-SG, ESXi 5.5 without patch ESXi550-201709101-SG, Workstation (12.x before 12.5.3), Fusion (8.x before 8.5.4) contain a NULL pointer dereference vulnerability. This issue occurs when handling guest RPC requests. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs.

The bug was discovered 09/15/2017. The weakness was released 09/15/2017 (Website). The advisory is shared at vmware.com. This vulnerability is known as CVE-2017-4925 since 12/26/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 103373 (VMware Fusion 8.x < 8.5.4 DoS Vulnerability (VMSA-2017-0015) (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216131 (VMware ESXi 6.0 Patch Release ESXi600-201706101-SG, ESXi600-201706102-SG, ESXi600-201706103-SG Missing (KB 2149954) (KB 2149961) (KB 2149970)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103373) and SecurityFocus (BID 100842†). Entries connected to this vulnerability are available at VDB-106740 and VDB-106742. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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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: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103373
Nessus Name: VMware Fusion 8.x < 8.5.4 DoS Vulnerability (VMSA-2017-0015) (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801027
OpenVAS Name: VMware Fusion Guest RPC Null Pointer Dereference Vulnerability (Mac OS X)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/26/2016 🔍
09/14/2017 +261 days 🔍
09/15/2017 +1 days 🔍
09/15/2017 +0 days 🔍
09/15/2017 +0 days 🔍
09/15/2017 +0 days 🔍
09/16/2017 +1 days 🔍
09/21/2017 +5 days 🔍
01/13/2021 +1210 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: vmware.com
Researcher: Zhang Haitao
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-4925 (🔍)
GCVE (CVE): GCVE-0-2017-4925
GCVE (VulDB): GCVE-100-106741
SecurityFocus: 100842
SecurityTracker: 1039367

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

Entryinfo

Created: 09/16/2017 14:15
Updated: 01/13/2021 10:43
Changes: 09/16/2017 14:15 (71), 11/17/2019 08:25 (3), 01/13/2021 10:37 (3), 01/13/2021 10:43 (3)
Complete: 🔍
Cache ID: 216::103

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