CVE-2018-4367 describes a critical memory corruption vulnerability affecting Apple iOS versions prior to 12.1, specifically within the FaceTime application. This flaw, categorized as a CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), could be triggered by improved input validation. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector, low attack complexity, and potential for complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an exploit (EDB-45787) targeting a stack corruption in FaceTime's 'readSPSandGetDecoderParams' function is publicly available. The vulnerability garnered moderate community discussion and media coverage, indicating awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 12.1CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.