CVE-2020-16948 Microsoft SharePoint Information Disclosure Vulnerability
An attacker with local access can exploit improper memory handling in SharePoint to obtain sensitive information, aiding further system compromise.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-16948?
CVE-2020-16948 is a medium-severity vulnerability in Microsoft Sharepoint Enterprise Server, published on 16 Oct 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
<p>An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.</p>
Which versions are affected by CVE-2020-16948?
It affects 3 products.
Products include Microsoft Sharepoint Enterprise Server, Microsoft Sharepoint Foundation, Microsoft Sharepoint Server.
How do I fix CVE-2020-16948?
No fix has been published for CVE-2020-16948 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-16948 being exploited?
There is no known exploitation of CVE-2020-16948 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Sharepoint Enterprise Server
- CVE-2019-0604 Microsoft SharePoint Remote Code Execution
- CVE-2023-24955 Microsoft SharePoint Server Code Injection
- CVE-2025-49706 Microsoft SharePoint Improper Authentication
- CVE-2020-1210 Microsoft SharePoint Remote Code Execution Vulnerability
- CVE-2020-1595 Microsoft SharePoint Remote Code Execution Vulnerability
Sources
Also known as GHSA-m266-hw25-x2w3.