CVE-2020-1267

MediumCVSS 4.9/10Last modified Jun 17, 2026

Description

This security update corrects a denial of service in the Local Security Authority Subsystem Service (LSASS) caused when an authenticated attacker sends a specially crafted authentication request, aka 'Local Security Authority Subsystem Service Denial of Service Vulnerability'.

Metrics

CVSS 3.1 4.9/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 2004 for ARM64-based Systemsunspecified
MicrosoftWindows 10 Version 2004 for 32-bit Systemsunspecified
MicrosoftWindows Server, version 2004 (Server Core installation)unspecified
MicrosoftWindows10 Version 1803 for 32-bit Systems; 10 Version 1803 for x64-based Systems; 10 Version 1803 for ARM64-based Systems; 10 Version 1809 for 32-bit Systems; 10 Version 1809 for x64-based Systems; 10 Version 1809 for ARM64-based Systems; 10 Version 1709 for 32-bit Systems; 10 Version 1709 for x64-based Systems; 10 Version 1709 for ARM64-based Systems; 10 for 32-bit Systems; 10 for x64-based Systems; 10 Version 1607 for 32-bit Systems; 10 Version 1607 for x64-based Systems; 7 for 32-bit Systems Service Pack 1; 7 for x64-based Systems Service Pack 1; 8.1 for 32-bit systems; 8.1 for x64-based systems; RT 8.1
MicrosoftWindows Server2019; 2019 (Core installation); 2016; 2016 (Core installation); 2008 for 32-bit Systems Service Pack 2; 2008 for 32-bit Systems Service Pack 2 (Core installation); 2008 for x64-based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2 (Core installation); 2008 R2 for x64-based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1 (Core installation); 2012; 2012 (Core installation); 2012 R2; 2012 R2 (Core installation)
MicrosoftWindows 10 Version 1909 for 32-bit Systemsunspecified
MicrosoftWindows 10 Version 1909 for x64-based Systemsunspecified
MicrosoftWindows 10 Version 1909 for ARM64-based Systemsunspecified
MicrosoftWindows Server, version 1909 (Server Core installation)unspecified
MicrosoftWindows 10 Version 1903 for 32-bit Systemsunspecified
MicrosoftWindows 10 Version 1903 for x64-based Systemsunspecified
MicrosoftWindows 10 Version 1903 for ARM64-based Systemsunspecified
MicrosoftWindows Server, version 1903 (Server Core installation)unspecified
MicrosoftWindows 10 Version 2004 for x64-based Systemsunspecified

References

Timeline

Published
Jul 14, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-126706.1XSS exists in Webmin 1.941 and earlier affecting the Save function of the Read User Email Module / mailboxes Endpoint when attempting to savCVE-2020-126727.5GraphicsMagick through 1.3.35 has a heap-based buffer overflow in ReadMNGImage in coders/png.c.CVE-2020-126737.5In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.CVE-2020-126747.5In Dovecot before 2.3.11.3, sending a specially formatted RPA request will crash the auth service because a length of zero is mishandled.CVE-2020-126758.8The mappress-google-maps-for-wordpress plugin before 2.54.6 for WordPress does not correctly implement capability checks for AJAX functions CVE-2020-126769.1FusionAuth fusionauth-samlv2 0.2.3 allows remote attackers to forge messages and bypass authentication via a SAML assertion that lacks a SigCVE-2020-126776.1An issue was discovered in Progress MOVEit Automation Web Admin. A Web Admin application endpoint failed to adequately sanitize malicious inCVE-2020-126796.1A reflected cross-site scripting (XSS) vulnerability in the Mitel ShoreTel Conference Web Application 19.50.1000.0 before MiVoice Connect 18CVE-2020-12685.5An information disclosure vulnerability exists when a Windows service improperly handles objects in memory, aka 'Windows Service InformationCVE-2020-126805.5Avira Free Antivirus through 15.0.2005.1866 allows local users to discover user credentials. The functions of the executable file Avira.PWM.CVE-2020-126817.5Missing TLS certificate validation on 3xLogic Infinias eIDC32 devices through 3.4.125 allows an attacker to intercept/control the channel byCVE-2020-126835.4Katyshop2 before 2.12 has multiple stored XSS issues.
CVE-2020-1267: Medium severity, CVSS 4.9 | Vulnix