CVE-2020-0645 — Improper Input Validation in Microsoft Windows

CWE-20 — Improper Input Validation6 documents5 sources
Severity
7.5HIGHNVD
EPSS
9.5%
top 7.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
12
Microsoft WindowsMicrosoft Windows 10 Version 1903 FOR 32-bit SystemsMicrosoft Windows 10 Version 1903 FOR Arm64-based Systems+9 more
Timeline
PublishedMar 12
Latest updateMay 24

Description

A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerability'.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages10 packages

▶CVEListV5microsoft/windows_server17 versions+16
▶CVEListV5microsoft/windows18 versions+17
▶NVDmicrosoft/windows4 versions+3
▶NVDmicrosoft/windows_106 versions+5

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-j5hm-cjrm-f26f: A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerabi↗2022-05-24
▶
CVEList
CVE-2020-0645: A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerabi↗2020-03-12
▶

📋Vendor Advisories

1
Microsoft
Microsoft IIS Server Tampering Vulnerability↗2020-03-10
▶

🕵️Threat Intelligence

2
Talos
Microsoft Patch Tuesday — March 2020: Vulnerability disclosures and Snort coverage↗2020-03-10
▶
Talos
Microsoft Patch Tuesday — March 2020: Vulnerability disclosures and Snort coverage↗2020-03-10
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CVE-2020-0645 — Improper Input Validation in Microsoft | cvebase