Vulnerability · Published Sep 6, 2023 · Assigned by apple
CVE-2023-40397
Critical 9.8
In plain English
A critical-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.7%top 23.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.5. A remote attacker may be able to cause arbitrary javascript code execution.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | webkit2gtk3 | 2.40.5-1.el8 | ALSA-2023:7055 |
| AlmaLinux:9 | webkit2gtk3 | 2.40.5-1.el9 | ALSA-2023:6535 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.40.5-1.el8 | ALSA-2023:7055 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.40.5-1.el9 | ALSA-2023:6535 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.40.5-1.el8 | ALSA-2023:7055 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.40.5-1.el9 | ALSA-2023:6535 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.40.5-1.el8 | ALSA-2023:7055 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.40.5-1.el9 | ALSA-2023:6535 |
| Debian:12 | webkit2gtk | 2.40.5-1~deb12u1 | DEBIAN-CVE-2023-40397 |
| Debian:12 | webkit2gtk | 2.40.5-1~deb12u1 | DSA-5468-1 |
| Debian:13 | webkit2gtk | 2.40.5-1 | DEBIAN-CVE-2023-40397 |
| Debian:14 | webkit2gtk | 2.40.5-1 | DEBIAN-CVE-2023-40397 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2023-40397 |
| Debian:13 | wpewebkit | 2.40.5-1 | DEBIAN-CVE-2023-40397 |
| Debian:14 | wpewebkit | 2.40.5-1 | DEBIAN-CVE-2023-40397 |
| Ubuntu:22.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2023-40397 |
| Ubuntu:24.04:LTS | qtwebkit-opensource-src | no fix listed | UBUNTU-CVE-2023-40397 |
| Ubuntu:22.04:LTS | webkit2gtk | 2.40.5-0ubuntu0.22.04.1 | UBUNTU-CVE-2023-40397 |
| Ubuntu:22.04:LTS | wpewebkit | no fix listed | UBUNTU-CVE-2023-40397 |