Advisory Details

June 9th, 2020

Microsoft Windows Media Player DTS Stream Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-20-693
ZDI-CAN-10512

CVE ID CVE-2020-1232
CVSS SCORE 4.3, (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows Media Player
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Microsoft Windows Media Player. 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 DTS streams. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities 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-2020-1232
DISCLOSURE TIMELINE
  • 2020-02-20 - Vulnerability reported to vendor
  • 2020-06-09 - Coordinated public release of advisory
CREDIT Hossein Lotfi of Trend Micro Zero Day Initiative
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