CVE-2018-4443 is a memory corruption vulnerability, specifically a Use-After-Free in WebKit's JavaScriptCore (JSC) component, affecting various Apple products including iOS, tvOS, watchOS, Safari, iTunes for Windows, and iCloud for Windows prior to their respective patched versions. With a CVSS score of 8.8 (HIGH), it can be exploited remotely with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability if a user is tricked into visiting a malicious website. While not on CISA's KEV catalog, an exploit (EDB-46071) is publicly available, and the vulnerability has garnered significant community discussion, though it is not currently listed as actively exploited.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 12.0.2CPE matchmatch criteria | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | ||
< 12.1.1CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
< 12.1.1CPE matchmatch criteria | cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | ||
< 5.1.2CPE matchmatch criteria | cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | ||
< 7.9CPE matchmatch criteria | cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.