Advisory Details

May 13th, 2021

Microsoft Windows Groove Music FLAC File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

CVE ID	CVE-2021-28465
CVSS SCORE	6.6, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L
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 FLAC 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 buffer. An attacker can leverage this vulnerability to execute code in the context of the current user at low integrity.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-28465
DISCLOSURE TIMELINE	2021-03-10 - Vulnerability reported to vendor 2021-05-13 - Coordinated public release of advisory
CREDIT	garmin

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