Advisory Details

July 1st, 2020

Microsoft Windows hevcdecoder_store HEIC File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-20-801
ZDI-CAN-10687

CVE ID CVE-2020-1457
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of HEIC files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2020-1457
DISCLOSURE TIMELINE
  • 2020-03-05 - Vulnerability reported to vendor
  • 2020-07-01 - Coordinated public release of advisory
CREDIT Abdul-Aziz Hariri of Trend Micro Zero Day Initiative
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