Microsoft Windows up to Server 2019 AppX Deployment Service access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Windows. This impacts an unknown function of the component AppX Deployment Service. The manipulation results in access control. This vulnerability is identified as CVE-2019-1130. The attack can be executed remotely. Additionally, an exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Windows (Operating System). Affected is an unknown functionality of the component AppX Deployment Service. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1129.

The weakness was released 07/09/2019 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-2019-1130 since 11/26/2018. It is possible to launch the attack remotely. The successful exploitation needs a authentication. Technical details are unknown but an exploit is available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 02/07/2025). This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links. An attacker who successfully exploited this vulnerability could run processes in an elevated context. An attacker could then install programs; view, change or delete data.

It is declared as attacked. This issue was added on 05/23/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 06/13/2022:

Apply updates per vendor instructions.

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

Entries connected to this vulnerability are available at VDB-137585, VDB-137584, VDB-137583 and VDB-137582. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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

11/26/2018 🔍
07/09/2019 +225 days 🔍
07/09/2019 +0 days 🔍
07/10/2019 +1 days 🔍
02/07/2025 +2039 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

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

CVE: CVE-2019-1130 (🔍)
GCVE (CVE): GCVE-0-2019-1130
GCVE (VulDB): GCVE-100-137586
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 07/10/2019 10:11
Updated: 02/07/2025 22:12
Changes: 07/10/2019 10:11 (56), 07/03/2020 07:06 (2), 10/18/2023 15:05 (19), 04/26/2024 07:37 (25), 09/09/2024 22:30 (1), 02/07/2025 22:12 (1)
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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