Microsoft Windows up to 10 2004 Hello Security Local Privilege Escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows 10 20H2/10 21H1/10 1809/10 1909/10 2004. This impacts an unknown function of the component Hello Security. The manipulation results in an unknown weakness. This vulnerability is reported as CVE-2021-34466. An attack on the physical device is feasible. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows 10 20H2/10 21H1/10 1809/10 1909/10 2004 (Operating System). Affected is some unknown functionality of the component Hello Security. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 07/13/2021 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2021-34466. There are neither technical details nor an exploit publicly available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.9
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

06/09/2021 🔍
07/13/2021 +34 days 🔍
07/13/2021 +0 days 🔍
07/14/2021 +0 days 🔍
07/17/2021 +3 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: portal.msrc.microsoft.com
Status: Confirmed

CVE: CVE-2021-34466 (🔍)
GCVE (CVE): GCVE-0-2021-34466
GCVE (VulDB): GCVE-100-178572
scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 07/14/2021 08:47
Updated: 07/17/2021 13:47
Changes: 07/14/2021 08:47 (31), 07/14/2021 08:51 (24), 07/17/2021 13:47 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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