CVE-2022-40983 — HIGH (8.8)

Vulnerability Description

An integer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an integer overflow during memory allocation, which can lead to arbitrary code execution. Target application would need to access a malicious web page to trigger this vulnerability.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Qt	Qt	6.3.2

Related Weaknesses (CWE)

CWE-190

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1617ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1617ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1617

FAQ

What is CVE-2022-40983?

CVE-2022-40983 is a vulnerability with a CVSS score of 8.8 (HIGH). An integer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an integer overflow during memory allocation, which can...

How severe is CVE-2022-40983?

CVE-2022-40983 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-40983?

Check the references section above for vendor advisories and patch information. Affected products include: Qt Qt.