Integer Overflow in QtScript Reflect API of Qt Project
CVE-2022-40983

8.8HIGH

Key Information:

Vendor

Qt Project

Status
Qt
Vendor
CVE Published:
12 January 2023

What is CVE-2022-40983?

A significant integer overflow vulnerability exists in the QML QtScript Reflect API of Qt version 6.3.2. This flaw allows attackers to exploit specially-crafted JavaScript code, triggering an overflow during memory allocation processes. Exploitation requires the target application to access a malicious web page, making it imperative for users to ensure their systems are updated and protected against potential attacks.

Affected Version(s)

Qt 6.3.2.

References

https://talosintelligence.com/vulnerability_reports/TALOS...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

CVSS V3.0

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.