An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
総合評価: CVE-2018-4162 は高リスク(74.2/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 38.91%、97 パーセンタイル) 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 直近 1 日で EPSS が +6.54% 上昇。悪用への関心が高まっている可能性があります。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2025-11-21 | 32.37% | 38.91% | +6.54% |
| 2 | 2025-11-18 | 38.91% | 32.37% | -6.54% |
| 3 | 2025-10-18 | — | 38.91% | — |
EPSS の全履歴 (全 13 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 8.8 | 3.0 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2018-4162 unimportant priority: Debian including 1 source packages (webkit2gtk), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2018-4162 |
gentoo
|
normal | CVE-2018-4162: 1 GLSA(s) (201808-04), 1 atom(s) (net-libs/webkit-gtk); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2018-4162 |
suse
|
high | CVE-2018-4162 severity important: SUSE including 189 source package names (WebKit2GTK-4.1-lang-2.36.0-150400.2.13, WebKit2GTK-5.0-lang-2.36.0-150400.2.12, …), 332 product×package rows across 54 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (54 product lines)): Fixed 253, Known Not Affected 79. | https://www.suse.com/security/cve/CVE-2018-4162/ |
ubuntu
|
medium | CVE-2018-4162 medium priority: Ubuntu including 5 source packages (qtwebkit, qtwebkit-opensource-src, qtwebkit-source, webkit2gtk, webkitgtk), 83 status rows across 17 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, trusty, upstream, xenial): DNE 38, ignored 26, not-affected 13, needs-triage 3, released 3. | https://ubuntu.com/security/CVE-2018-4162 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| apple | safari | < 11.1 | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* |
| apple | iphone_os | < 11.3 | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
| apple | tvos | < 11.3 | cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* |
| apple | watchos | < 4.3 | cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* |
| apple | icloud | < 7.4 | cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:* |
| apple | itunes | < 12.7.4 | cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 16.04 | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 17.10 | cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* |
| webkitgtk | webkitgtk\+ | < 2.20.4 | cpe:2.3:a:webkitgtk:webkitgtk\+:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://packetstormsecurity.com/files/158874/Safari-Webkit-For-iOS-7.1.2-JIT-Optimization-Bug.html | |
| http://www.securitytracker.com/id/1040604 | Third Party Advisory VDB Entry |
| https://security.gentoo.org/glsa/201808-04 | Third Party Advisory |
| https://support.apple.com/HT208693 | Vendor Advisory |
| https://support.apple.com/HT208694 | Vendor Advisory |
| https://support.apple.com/HT208695 | Vendor Advisory |
| https://support.apple.com/HT208696 | Vendor Advisory |
| https://support.apple.com/HT208697 | Vendor Advisory |
| https://support.apple.com/HT208698 | Vendor Advisory |
| https://usn.ubuntu.com/3635-1/ | Third Party Advisory |