CVE-2017-2455 is a critical vulnerability affecting Apple's WebKit component in iOS prior to 10.3, Safari prior to 10.1, and tvOS prior to 10.2. This flaw, categorized as a use-after-free (CWE-119), allows remote attackers to execute arbitrary code or cause a denial of service through memory corruption and application crashes by enticing users to visit a specially crafted website. With a CVSS v3 score of 8.8 (High), it presents a significant risk due to its network-based attack vector and low attack complexity, requiring only user interaction. While not listed on CISA's KEV catalog, an exploit (EDB-41809) is publicly available, though there is no evidence of widespread active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 10.0.3CPE matchmatch criteria | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | ||
<= 10.2.1CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
<= 10.1.1CPE matchmatch criteria | cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* |
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
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.