Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU92118
Risk: Medium
CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-43114
CWE-ID:
CWE-130 - Improper Handling of Length Parameter Inconsistency
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass security restrictions on the target system.
The vulnerability occurs when a corrupted font is loaded via QFontDatabase::addApplicationFont{FromData]. A remote unauthenticated attacker can bypass security restrictions on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsQt: 5.15.0 - 6.5.2
CPE2.3http://codereview.qt-project.org/c/qt/qtbase/+/503026
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.