Advisory Details

June 20th, 2019

Microsoft Windows gdiplus Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID	CVE-2019-1013
CVSS SCORE	3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Windows
VULNERABILITY DETAILS	This vulnerability allows remote attackers to disclose sensitive information 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 font files in the gdiplus library. 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-2019-1013
DISCLOSURE TIMELINE	2019-02-21 - Vulnerability reported to vendor 2019-06-20 - Coordinated public release of advisory
CREDIT	kdot

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