VDB-131644 · CVE-2019-0690 · Qualys 91510

Microsoft Windows up to Server 2019 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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6.7$0-$5k0.00

A vulnerability classified as critical was found in Microsoft Windows (Operating System). This vulnerability affects some unknown functionality of the component Hyper-V. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability.

The bug was discovered 03/12/2019. The weakness was shared 03/12/2019 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. The vendor cooperated in the coordination of the public release. This vulnerability was named CVE-2019-0690 since 11/26/2018. The attack can only be initiated within the local network. A single authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/01/2023). 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 commercial vulnerability scanner Qualys is able to test this issue with plugin 91510 (Microsoft Windows Security Update March 2019).

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

The entries VDB-131629, VDB-131630, VDB-131631 and VDB-131637 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 6.8
Vendor Vector (Microsoft): 🔍

NVD Base Score: 6.8
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: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

11/26/2018 🔍
03/12/2019 +106 days 🔍
03/12/2019 +0 days 🔍
03/12/2019 +0 days 🔍
03/13/2019 +1 days 🔍
08/01/2023 +1602 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

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

CVE: CVE-2019-0690 (🔍)
GCVE (CVE): GCVE-0-2019-0690
GCVE (VulDB): GCVE-100-131644
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 03/13/2019 02:59 PM
Updated: 08/01/2023 07:41 AM
Changes: 03/13/2019 02:59 PM (72), 05/16/2020 10:16 AM (3), 08/01/2023 07:41 AM (4)
Complete: 🔍
Cache ID: 18:65D:40

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