Vulnerability identifier: #VU96587
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Qt
Universal components / Libraries /
Scripting languages
Vendor: Trolltech
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error when accessing the QNetworkReply header data. A remote attacker can perform a denial of service attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Qt: 6.6.2, 6.5.4 - 6.5.5
External links
http://codereview.qt-project.org/c/qt/qtbase/+/544314
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.