#VU76667 Out-of-bounds read in Qt - CVE-2023-33285

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Main Vulnerability Database Vulnerabilities #VU76667

#VU76667 Out-of-bounds read in Qt - CVE-2023-33285

Published: May 30, 2023


Vulnerability identifier: #VU76667
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-33285
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Qt
Software vendor:
Trolltech

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to buffer over-read via a crafted reply from a DNS server within the QDnsLookup() function in src/network/kernel/qdnslookup_unix.cpp. A remote attacker can perform a denial of service attack.


Remediation

Install update from vendor's website.

External links