CVE-2020-1091 Windows Graphics Component Information Disclosure Vulnerability
An attacker can obtain sensitive memory information from the Windows GDI component by tricking a user into opening a malicious document or visiting a malicious webpage.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-1091?
CVE-2020-1091 is a medium-severity vulnerability in Microsoft Windows 10, published on 11 Sep 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
<p>An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise a user’s system.</p> <p>There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document or by convincing a user to visit an untrusted webpage.</p> <p>The update addresses the vulnerability by correcting how the Windows GDI component handles objects in memory.</p>
Which versions are affected by CVE-2020-1091?
It affects 8 products.
Products include Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012 and 2 more.
How do I fix CVE-2020-1091?
No fix has been published for CVE-2020-1091 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-1091 being exploited?
There is no known exploitation of CVE-2020-1091 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 10
- CVE-2015-2426 Microsoft Windows Adobe Type Manager Library Remote Code Execution
- CVE-2015-1769 Microsoft Windows Mount Manager Privilege Escalation
- CVE-2020-1467 Windows Hard Link Elevation of Privilege Vulnerability
- CVE-2021-26424 Windows TCP/IP Remote Code Execution Vulnerability
- CVE-2021-28476 Windows Hyper-V Remote Code Execution Vulnerability
Sources
Also known as GHSA-5vgp-w563-7c6h.