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zdiAnonymousZDI-23-573
HistoryMay 10, 2023 - 12:00 a.m.

Microsoft Windows PE Parsing Integer Overflow Denial-of-Service Vulnerability

2023-05-1000:00:00
Anonymous
www.zerodayinitiative.com
23
microsoft
windows
pe
parsing
integer overflow
denial-of-service
remote attackers
user interaction
relocation tables
validation
user-supplied data
integer overflow
persistent condition.

EPSS

0.001

Percentile

23.6%

This vulnerability allows remote attackers to create a denial-of-service condition 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 relocation tables in PE files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow when performing a bounds check before reading from memory. An attacker can leverage this vulnerability to create a persistent denial-of-service condition on the system.