Microsoft Windows up to Server 2022 23H2 Winlogon unnecessary privileges

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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7.1$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Windows. The affected element is an unknown function of the component Winlogon. Performing a manipulation results in unnecessary privileges. This vulnerability is reported as CVE-2024-43583. The attack requires a local approach. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Windows. This affects some unknown processing of the component Winlogon. The manipulation with an unknown input leads to a unnecessary privileges vulnerability. CWE is classifying the issue as CWE-250. The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 10/08/2024 as confirmed security update guide (Website). It is possible to read the advisory at msrc.microsoft.com. This vulnerability is uniquely identified as CVE-2024-43583. The exploitability is told to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/17/2024). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality 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: 7.8
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.8
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.8
Vendor Vector (Microsoft): 🔍

CNA Base Score: 7.8
CNA Vector (Microsoft): 🔍

CVSSv2info

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

Exploitinginfo

Class: Unnecessary privileges
CWE: CWE-250
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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

10/08/2024 🔍
10/08/2024 +0 days 🔍
10/08/2024 +0 days 🔍
10/17/2024 +9 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2024-43583 (🔍)
GCVE (CVE): GCVE-0-2024-43583
GCVE (VulDB): GCVE-100-279747
scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 10/08/2024 20:31
Updated: 10/17/2024 10:28
Changes: 10/08/2024 20:31 (35), 10/08/2024 20:34 (34), 10/17/2024 10:28 (10)
Complete: 🔍
Cache ID: 216::103

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