Microsoft Windows up to Server 2019 Code Integrity information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Microsoft Windows. The affected element is an unknown function of the component Code Integrity Module. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2019-1344. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System) and classified as problematic. This issue affects an unknown code of the component Code Integrity Module. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

An information disclosure vulnerability exists in the way that the Windows Code Integrity Module handles objects in memory, aka 'Windows Code Integrity Module Information Disclosure Vulnerability'.

The weakness was published 10/08/2019 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The public release has been coordinated with Microsoft. The identification of this vulnerability is CVE-2019-1344 since 11/26/2018. The attack may be initiated remotely. A simple authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An information disclosure vulnerability exists in the way that the Windows Code Integrity Module handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.

A public exploit has been developed by Google Security Research and been published 2 days after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

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 vulnerability database at Exploit-DB (47486). Similar entries are available at VDB-143108, VDB-143107, VDB-143104 and VDB-143106. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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: 5.1
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 5.5
Vendor Vector (Microsoft): 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

11/26/2018 🔍
10/08/2019 +316 days 🔍
10/08/2019 +0 days 🔍
10/09/2019 +1 days 🔍
10/10/2019 +1 days 🔍
10/14/2025 +2196 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: 154799
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2019-1344 (🔍)
GCVE (CVE): GCVE-0-2019-1344
GCVE (VulDB): GCVE-100-143105
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 10/09/2019 07:48
Updated: 10/14/2025 04:22
Changes: 10/09/2019 07:48 (70), 10/10/2019 22:01 (6), 09/30/2020 18:49 (1), 01/05/2024 09:32 (7), 10/14/2025 04:22 (14)
Complete: 🔍
Committer: misc
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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