Vulnerability identifier: #VU26834
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Windows
Operating systems & Components /
Operating system
Windows Server
Operating systems & Components /
Operating system
Vendor: Microsoft
Description
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the processing of EMF images in gdi32full.dll Windows Graphics Component. A local user can use a specially EMR_SETDIBITSTODEVICE record in an EMF image to trigger out-of-bounds read error and read contents of memory on the system.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Windows: 10 - 10 1909, 7, 8.1 - 8.1 RT
Windows Server: 2008 - 2019 1909
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0987
http://www.zerodayinitiative.com/advisories/ZDI-20-647/
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.