Microsoft Windows 10 1709/Server 1709 Hyper-V input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows 10 1709/Server 1709 and classified as critical. The affected element is an unknown function of the component Hyper-V. The manipulation results in input validation. This vulnerability is identified as CVE-2018-8218. The attack can only be performed from the local network. There is not any exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Windows 10 1709/Server 1709 (Operating System). Affected is an unknown code of the component Hyper-V. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability.

The bug was discovered 06/12/2018. The weakness was released 06/12/2018 with Microsoft as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. The public release was coordinated with the vendor. This vulnerability is traded as CVE-2018-8218 since 03/14/2018. The attack needs to be initiated within the local network. A authentication is needed for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/16/2024). The advisory points out:

A denial of service vulnerability exists when Microsoft Hyper-V Network Switch on a host server fails to properly validate input from a privileged user on a guest operating system. An attacker who successfully exploited the vulnerability could cause the host server to crash.

The vulnerability scanner Nessus provides a plugin with the ID 110485 (KB4284819: Windows 10 Version 1709 and Windows Server Version 1709 June 2018 Security Update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91452 (Microsoft Windows Security Update June 2018).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110485) and SecurityFocus (BID 104402†). Entry connected to this vulnerability is available at VDB-119435. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 5.7
Vendor Vector (Microsoft): 🔍

NVD Base Score: 7.7
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110485
Nessus Name: KB4284819: Windows 10 Version 1709 and Windows Server Version 1709 June 2018 Security Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

03/14/2018 🔍
06/12/2018 +90 days 🔍
06/12/2018 +0 days 🔍
06/12/2018 +0 days 🔍
06/12/2018 +0 days 🔍
06/12/2018 +0 days 🔍
06/13/2018 +1 days 🔍
06/14/2018 +0 days 🔍
08/16/2024 +2255 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: portal.msrc.microsoft.com
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2018-8218 (🔍)
GCVE (CVE): GCVE-0-2018-8218
GCVE (VulDB): GCVE-100-119466

OVAL: 🔍

SecurityFocus: 104402 - Microsoft Windows Hyper-V CVE-2018-8218 Remote Denial of Service Vulnerability
SecurityTracker: 1041110

scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 06/13/2018 18:46
Updated: 08/16/2024 11:28
Changes: 06/13/2018 18:46 (84), 02/18/2020 21:07 (6), 03/27/2023 08:29 (5), 08/16/2024 11:28 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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