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CVE-2020-1271

HIGH
7.8
CVSS Score
Published: June 9, 2020 at 07:43 PM UTC
Updated: June 17, 2026 at 03:00 AM UTC
13 products affected across 1 vendorWindows Server 2016Windows Server 2019Windows Server 2008

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Severity
HIGH7.8
Exploit prediction
EPSS 0.8%

Description

An elevation of privilege vulnerability exists when the Windows Backup Service improperly handles file operations.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Backup Service Elevation of Privilege Vulnerability'.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Windows 10· Microsoft
95%
160717091809190319092004
Windows 7· Microsoft
95%
sp1
Windows Server 2008· Microsoft
95%
r2 sp1
Windows Server 2016· Microsoft
95%
1803190319092004
Windows Server 2019· Microsoft
95%
All versions
Windows· Microsoft
60%
10 Version 1607 for 32-bit Systems10 Version 1607 for x64-based Systems10 Version 1709 for 32-bit Systems10 Version 1709 for ARM64-based Systems10 Version 1709 for x64-based Systems10 Version 1803 for 32-bit Systems10 Version 1803 for ARM64-based Systems10 Version 1803 for x64-based Systems10 Version 1809 for 32-bit Systems10 Version 1809 for ARM64-based Systems10 Version 1809 for x64-based Systems10 for 32-bit Systems10 for x64-based Systems7 for 32-bit Systems Service Pack 17 for x64-based Systems Service Pack 1
Windows 10 1903· Microsoft
60%
All versions
Windows 10 1909· Microsoft
60%
All versions
Windows 10 2004· Microsoft
60%
All versions
Windows Server· Microsoft
60%
2008 R2 for Itanium-Based Systems Service Pack 12008 R2 for x64-based Systems Service Pack 12008 R2 for x64-based Systems Service Pack 1 (Core installation)20162016 (Core installation)20192019 (Core installation)version 1803 (Core Installation)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1271

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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