CVE-2020-1267 — Improper Input Validation in Microsoft Windows

CWE-20 — Improper Input Validation6 documents5 sources
Severity
4.9MEDIUMNVD
EPSS
3.4%
top 12.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
15
Microsoft WindowsMicrosoft Windows 10 Version 1903 FOR 32-bit SystemsMicrosoft Windows 10 Version 1903 FOR Arm64-based Systems+12 more
Timeline
PublishedJul 14
Latest updateMay 24

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'.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HExploitability: 1.2 | Impact: 3.6

Affected Packages13 packages

▶CVEListV5microsoft/windows18 versions+17
▶NVDmicrosoft/windows4 versions+3
▶NVDmicrosoft/windows_107 versions+6
▶CVEListV5microsoft/windows_server14 versions+13

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-f6v8-7355-p32v: This security update corrects a denial of service in the Local Security Authority Subsystem Service (LSASS) caused when an authenticated attacker send↗2022-05-24
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CVEList
CVE-2020-1267: This security update corrects a denial of service in the Local Security Authority Subsystem Service (LSASS) caused when an authenticated attacker send↗2020-07-14
▶

📋Vendor Advisories

1
Microsoft
Local Security Authority Subsystem Service Denial of Service Vulnerability↗2020-07-14
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CVE-2020-1267 — Improper Input Validation in Microsoft | cvebase