An issue was discovered in mod_alias_physical_handler in mod_alias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single directory above an alias target, with a specific mod_alias configuration where the matched alias lacks a trailing '/' character, but the alias target filesystem path does have a trailing '/' character.
総合評価: CVE-2018-19052 は悪用リスクが高い(73.6/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 14.08%、96 パーセンタイル) 根拠: 公開エクスプロイトが 1 件参照されています(Exploit-DB)。 推奨対応: 公開エクスプロイトが確認されています。影響範囲の確認、緩和策の適用、パッチ適用を優先してください。
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。
| EDB-ID | ソース | 種別 | 公開 | リンク |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-06-15 | 57.12% | 14.08% | -43.04% |
| 2 | 2026-05-24 | 58.17% | 57.12% | -1.04% |
| 3 | 2026-03-28 | — | 58.17% | — |
EPSS の全履歴 (全 67 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 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
high | CVE-2018-19052: 1 source package rows (lighttpd); 5 state rows across 5 repos (3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 0, open 5. | https://security.alpinelinux.org/vuln/CVE-2018-19052 |
debian
|
not yet assigned | CVE-2018-19052 not yet assigned priority: Debian including 1 source packages (lighttpd), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2018-19052 |
suse
|
medium | CVE-2018-19052 severity moderate: SUSE including 90 source package names (lighttpd, lighttpd-1.4.54-bp150.3.3.1, …), 91 product×package rows across 7 product lines (SUSE Linux Enterprise High Availability Extension 12 SP4, SUSE Linux Enterprise Server for SAP Applications 12 SP4, … (7 product lines)): Fixed 89, Will Not Fix 2. | https://www.suse.com/security/cve/CVE-2018-19052/ |
ubuntu
|
low | CVE-2018-19052 low priority: Ubuntu including 1 source packages (lighttpd), 14 status rows across 14 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, trusty, upstream, xenial): not-affected 9, released 3, ignored 1, needs-triage 1. | https://ubuntu.com/security/CVE-2018-19052 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| lighttpd | lighttpd | < 1.4.50 | cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:* |
| opensuse | backports_sle | 15.0 | cpe:2.3:a:opensuse:backports_sle:15.0:-:*:*:*:*:*:* |
| opensuse | backports_sle | 15.0 | cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* |
| opensuse | leap | 15.0 | cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* |
| opensuse | leap | 15.1 | cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 11 | cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp3:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 11 | cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp4:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:sp1:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:sp2:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:sp3:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:sp4:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00054.html | Mailing List Third Party Advisory |
| https://github.com/lighttpd/lighttpd1.4/commit/2105dae0f9d7a964375ce681e53cb165375f84c1 | Exploit Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2022/01/msg00012.html | Mailing List Third Party Advisory |