CVE-2020-1595: microsoft microsoft sharepoint enterprise server 2013 service pack 1 Download of Code Without Integrity Check

Vulnerability summary

CVE-2020-1595 is a critical (CVSS 9.9) Download of Code Without Integrity Check vulnerability in microsoft microsoft sharepoint enterprise server 2013 service pack 1. EPSS estimates a 1.98% chance of exploitation in the next 30 days, higher than 80.3% of scored vulnerabilities.

Timeline

1. 11-09-2020
   PublishedVulnerability first disclosed.
2. 18-11-2024
   Last modifiedVulnerability information updated.

Description

<p>A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe data input. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account.</p> <p>Exploitation of this vulnerability requires that a user access a susceptible API on an affected version of SharePoint with specially-formatted input.</p> <p>The security update addresses the vulnerability by correcting how SharePoint handles deserialization of untrusted data.</p>

• CWE-494Download of Code Without Integrity CheckThe product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.