VDB-143106 · CVE-2019-1345 · Advisory 154800

Microsoft Windows up to Server 2019 Kernel information disclosure

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft Windows up to Server 2019. The impacted element is an unknown function of the component Kernel. The manipulation results in information disclosure. This vulnerability is identified as CVE-2019-1345. The attack can be executed remotely. Additionally, an exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows up to Server 2019 (Operating System). It has been classified as problematic. Affected is an unknown code block of the component Kernel. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-1334.

The weakness was released 10/08/2019 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-2019-1345 since 11/26/2018. It is possible to launch the attack remotely. The requirement for exploitation is a authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project. The advisory points out:

An information disclosure vulnerability exists when the Windows kernel improperly 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 shared for download at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $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 (47487). Entries connected to this vulnerability are available at VDB-143108, VDB-143107, VDB-143104 and VDB-143105. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Operating System

Vendor

Microsoft

Name

Windows

Version

License

commercial

Website

Vendor: https://www.microsoft.com/
Product: https://www.microsoft.com/en-us/windows

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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 🔍
10/15/2025 +2197 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: 154800
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2019-1345 (🔍)
GCVE (CVE): GCVE-0-2019-1345
GCVE (VulDB): GCVE-100-143106
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 10/09/2019 07:48
Updated: 10/15/2025 22:04
Changes: 10/09/2019 07:48 (70), 10/10/2019 22:00 (3), 10/10/2019 22:01 (2), 09/30/2020 18:43 (1), 01/05/2024 09:35 (7), 10/15/2025 22:04 (14)
Complete: 🔍
Committer: misc
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.