CVE-2020-0677
Last modified
CVE-2020-0677 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An information disclosure vulnerability exists in the Cryptography Next Generation (CNG) service when it fails to properly handle objects in memory.To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.The security update addresses the vulnerability by correcting how the service handles objects in memory., aka 'Windows Key Isolation Service Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-0675, CVE-2020-0676, CVE-2020-0748, CVE-2020-0755, CVE-2020-0756.. EPSS estimates a 1.61% chance of exploitation in the next 30 days.
Description
An information disclosure vulnerability exists in the Cryptography Next Generation (CNG) service when it fails to properly handle objects in memory.To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.The security update addresses the vulnerability by correcting how the service handles objects in memory., aka 'Windows Key Isolation Service Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-0675, CVE-2020-0676, CVE-2020-0748, CVE-2020-0755, CVE-2020-0756.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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 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 2008 | r2 | Sp1 |
| Microsoft | Windows Server 2012 | All versions | — |
| Microsoft | Windows Server 2012 | r2 | — |
| Microsoft | Windows Server 2016 | All versions | — |
| Microsoft | Windows Server 2016 | 1803 | — |
| Microsoft | Windows Server 2016 | 1903 | — |
| Microsoft | Windows Server 2016 | 1909 | — |
| Microsoft | Windows Server 2019 | All versions | — |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0677Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0677Patch, 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.
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