What is CVE-2022-43591?

CVE-2022-43591 is a high-severity vulnerability in Qt, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2023-01-12.

How severe is CVE-2022-43591?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Qt

CVE-2022-43591

A buffer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an out-of-bounds memory access, which can lead to arbitrary code execution. Target application w…

Vulnerability class: Buffer Overflow

EPSS: 0.011 (62.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Qt — versions 6.3.2
Qt Project — versions 6.4

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2022-43591?: CVE-2022-43591 is a high-severity vulnerability in Qt, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2023-01-12.
How severe is CVE-2022-43591?: High severity. CVSS v3 base score is 8.8 out of 10.