# CVE-2019-1432: DirectWrite Information Disclosure Vulnerability CVE-2019-1432 is fixed in 17 products on 1 platform, first by KB4525235, released November 12, 2019. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2019-1432 - Priority: Routine - CVSS: 4.4 (Important) - EPSS: 0.0558 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Vendor exploitability assessment: N/A - Published: Nov 12, 2019 - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-1432 ## Description

An information disclosure vulnerability exists when DirectWrite improperly discloses the contents of its memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system.

There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document, or by convincing a user to visit an untrusted webpage.

The security update addresses the vulnerability by correcting how DirectWrite handles objects in memory.

## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Microsoft | Windows 7 for 32-bit Systems Service Pack 1 | | [KB4525235](https://patchblox.com/security/data/fix/microsoft/kb4525235.md) | Nov 12, 2019 | | Microsoft | Windows 7 for 32-bit Systems Service Pack 1 | | [KB4525233](https://patchblox.com/security/data/fix/microsoft/kb4525233.md) | Nov 12, 2019 | | Microsoft | Windows 7 for x64-based Systems Service Pack 1 | | [KB4525235](https://patchblox.com/security/data/fix/microsoft/kb4525235.md) | Nov 12, 2019 | | Microsoft | Windows 7 for x64-based Systems Service Pack 1 | | [KB4525233](https://patchblox.com/security/data/fix/microsoft/kb4525233.md) | Nov 12, 2019 | | Microsoft | Windows 8.1 for 32-bit systems | | [KB4525243](https://patchblox.com/security/data/fix/microsoft/kb4525243.md) | Nov 12, 2019 | | Microsoft | Windows 8.1 for 32-bit systems | | [KB4525250](https://patchblox.com/security/data/fix/microsoft/kb4525250.md) | Nov 12, 2019 | | Microsoft | Windows 8.1 for x64-based systems | | [KB4525243](https://patchblox.com/security/data/fix/microsoft/kb4525243.md) | Nov 12, 2019 | | Microsoft | Windows 8.1 for x64-based systems | | [KB4525250](https://patchblox.com/security/data/fix/microsoft/kb4525250.md) | Nov 12, 2019 | | Microsoft | Windows RT 8.1 | | [KB4525243](https://patchblox.com/security/data/fix/microsoft/kb4525243.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 | | [KB4525235](https://patchblox.com/security/data/fix/microsoft/kb4525235.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 | | [KB4525233](https://patchblox.com/security/data/fix/microsoft/kb4525233.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 | | [KB4525235](https://patchblox.com/security/data/fix/microsoft/kb4525235.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 | | [KB4525233](https://patchblox.com/security/data/fix/microsoft/kb4525233.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | | [KB4525235](https://patchblox.com/security/data/fix/microsoft/kb4525235.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | | [KB4525233](https://patchblox.com/security/data/fix/microsoft/kb4525233.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 | | [KB4525234](https://patchblox.com/security/data/fix/microsoft/kb4525234.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 | | [KB4525239](https://patchblox.com/security/data/fix/microsoft/kb4525239.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | | [KB4525234](https://patchblox.com/security/data/fix/microsoft/kb4525234.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | | [KB4525239](https://patchblox.com/security/data/fix/microsoft/kb4525239.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for Itanium-Based Systems Service Pack 2 | | [KB4525234](https://patchblox.com/security/data/fix/microsoft/kb4525234.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for Itanium-Based Systems Service Pack 2 | | [KB4525239](https://patchblox.com/security/data/fix/microsoft/kb4525239.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 | | [KB4525234](https://patchblox.com/security/data/fix/microsoft/kb4525234.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 | | [KB4525239](https://patchblox.com/security/data/fix/microsoft/kb4525239.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | | [KB4525234](https://patchblox.com/security/data/fix/microsoft/kb4525234.md) | Nov 12, 2019 | | Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | | [KB4525239](https://patchblox.com/security/data/fix/microsoft/kb4525239.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 | | [KB4525253](https://patchblox.com/security/data/fix/microsoft/kb4525253.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 | | [KB4525246](https://patchblox.com/security/data/fix/microsoft/kb4525246.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 (Server Core installation) | | [KB4525253](https://patchblox.com/security/data/fix/microsoft/kb4525253.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 (Server Core installation) | | [KB4525246](https://patchblox.com/security/data/fix/microsoft/kb4525246.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 R2 | | [KB4525243](https://patchblox.com/security/data/fix/microsoft/kb4525243.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 R2 | | [KB4525250](https://patchblox.com/security/data/fix/microsoft/kb4525250.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 R2 (Server Core installation) | | [KB4525243](https://patchblox.com/security/data/fix/microsoft/kb4525243.md) | Nov 12, 2019 | | Microsoft | Windows Server 2012 R2 (Server Core installation) | | [KB4525250](https://patchblox.com/security/data/fix/microsoft/kb4525250.md) | Nov 12, 2019 | --- Data as of 2026-11-07T18:46:35Z UTC. 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