PT-2020-1890 · Microsoft · Iis Server+1

Published 2020-03-10 · Updated 2021-07-21 · CVE-2020-0645

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:C/A:N

Name of the Vulnerable Software and Affected Versions Microsoft IIS Server (affected versions not specified)

Description A tampering issue exists due to Microsoft IIS Server's improper handling of malformed request headers. This can be exploited by a remote attacker to perform a cross-site request forgery attack by sending specially crafted HTTP requests. The issue allows attackers to affect the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2020-01166

CVE-2020-0645

Affected Products

Iis Server

Windows

References · 6

• https://bdu.fstec.ru/vul/2020-01166 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0645 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-0645 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-0645 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-0645 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0645 · Security Note