CVE-2020-1500Improper Input Validation in Microsoft Sharepoint Enterprise Server 2013 Service Pack 1

Severity
5.4MEDIUMNVD
EPSS
2.1%
top 15.99%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 17
Latest updateMay 24

Description

A spoofing vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server. An authenticated attacker could exploit the vulnerability by sending a specially crafted request to an affected SharePoint server. The attacker who successfully exploited the vulnerability could then perform cross-site scripting attacks on affected systems and run script in the security context of the current user. These attacks could allow

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.5

Affected Packages6 packages

Patches

🔴Vulnerability Details

2
GHSA
GHSA-24v5-4mc2-gcq9: A spoofing vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint2022-05-24
CVEList
Microsoft SharePoint Spoofing Vulnerability2020-08-17

📋Vendor Advisories

2
Red Hat
envoy: mishandling dropped and truncated datagrams leads to segfault and DoS2020-11-20
Microsoft
Microsoft SharePoint Spoofing Vulnerability2020-08-11
CVE-2020-1500 — Improper Input Validation in Microsoft | cvebase