CVE-2020-1577
Last modified
CVE-2020-1577 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 7.09% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Windows 10 | All versions | — |
| Microsoft | Windows 10 | 1607 | — |
| Microsoft | Windows 10 | 1709 | — |
| Microsoft | Windows 10 | 1803 | — |
| Microsoft | Windows 10 | 1809 | — |
| Microsoft | Windows 10 | 1903 | — |
| Microsoft | Windows 10 | 1909 | — |
| Microsoft | Windows 10 | 2004 | — |
| Microsoft | Windows 7 | All versions | Sp1 |
| Microsoft | Windows 8.1 | All versions | — |
| Microsoft | Windows Rt 8.1 | All versions | — |
| Microsoft | Windows Server 2008 | All versions | Sp2 |
| Microsoft | Windows Server 2012 | All versions | — |
| Microsoft | Windows Server 2012 | r2 | — |
| Microsoft | Windows Server 2016 | All versions | — |
| Microsoft | Windows Server 2016 | 1903 | — |
| Microsoft | Windows Server 2016 | 1909 | — |
| Microsoft | Windows Server 2016 | 2004 | — |
| Microsoft | Windows Server 2019 | All versions | — |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1577Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1577Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-15764Rejected reason: Unused CVE for 2020
- CVE-2020-15765Rejected reason: Unused CVE for 2020
- CVE-2020-15766Rejected reason: Unused CVE for 2020
- CVE-2020-15767An issue was discovered in Gradle Enterprise before 2020.2.5…5.3
- CVE-2020-15768An issue was discovered in Gradle Enterprise 2017.3 - 2020.2…7.5
- CVE-2020-15769An issue was discovered in Gradle Enterprise 2020.2 - 2020.2…6.1
- CVE-2020-15770An issue was discovered in Gradle Enterprise 2018.5. An atta…5.5
- CVE-2020-15771An issue was discovered in Gradle Enterprise 2018.2 and Grad…7.5
- CVE-2020-15772An issue was discovered in Gradle Enterprise 2018.5 - 2020.2…4.9
- CVE-2020-15773An issue was discovered in Gradle Enterprise before 2020.2.4…6.5
- CVE-2020-15774An issue was discovered in Gradle Enterprise 2018.5 - 2020.2…6.8
- CVE-2020-15775An issue was discovered in Gradle Enterprise 2017.1 - 2020.2…7.5
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