Vulnerability · Published Jan 12, 2023 · Assigned by talos
CVE-2022-43591
High 8.8
In plain English
A high-severity heap buffer overflow in Qt from Qt Project. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)8.8High
Exploit odds (30 days)1.2%top 32.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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 would need to access a malicious web page to trigger this vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | qt6-declarative | 6.4.2+dfsg~rc1-2 | DEBIAN-CVE-2022-43591 |
| Debian:13 | qt6-declarative | 6.4.2+dfsg~rc1-2 | DEBIAN-CVE-2022-43591 |
| Debian:14 | qt6-declarative | 6.4.2+dfsg~rc1-2 | DEBIAN-CVE-2022-43591 |
| Debian:12 | qtdeclarative-opensource-src | no fix listed | DEBIAN-CVE-2022-43591 |
| Debian:13 | qtdeclarative-opensource-src | no fix listed | DEBIAN-CVE-2022-43591 |
| Debian:14 | qtdeclarative-opensource-src | no fix listed | DEBIAN-CVE-2022-43591 |
| Debian:12 | qtdeclarative-opensource-src-gles | no fix listed | DEBIAN-CVE-2022-43591 |
| Debian:13 | qtdeclarative-opensource-src-gles | no fix listed | DEBIAN-CVE-2022-43591 |
| Debian:14 | qtdeclarative-opensource-src-gles | no fix listed | DEBIAN-CVE-2022-43591 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Qt Project | Qt | 6.4 |
Weakness: CWE-122 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H