useradd in shadow-utils before 4.0.3, and possibly other versions before 4.0.8, does not provide a required argument to the open function when creating a new user mailbox, which causes the mailbox to be created with unpredictable permissions and possibly allows attackers to read or modify the mailbox.
総合評価: CVE-2006-1174 は低リスク（27.5/100）。CVSS 深刻度は低。悪用される可能性が高い（EPSS 0.44%、35 パーセンタイル） 推奨対応: 悪用情報と EPSS の推移を監視し、必要に応じて優先度を見直してください。
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。
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 | 0.10% | 0.44% | +0.35% |
| 2 | 2025-03-17 | 1.21% | 0.10% | -1.12% |
| 3 | 2024-12-17 | — | 1.21% | — |
EPSS の全履歴 （全 6 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 |
|---|---|---|---|---|---|---|
| 3.7 | 2.0 | LOW |
|
1.9 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2006-1174 low priority: Debian including 1 source packages (shadow), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2006-1174 |
gentoo
|
normal | CVE-2006-1174: 1 GLSA(s) (200606-02), 1 atom(s) (sys-apps/shadow); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-1174 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2006-1174 |
ubuntu
|
medium | CVE-2006-1174 medium priority: Ubuntu including 1 source packages (shadow), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): not-affected 3, needs-triage 1. | https://ubuntu.com/security/CVE-2006-1174 |
Red Hat is aware of this issue and is tracking it via the following bugs: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=193053 https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=229194 The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/ The risks associated with fixing this bug are greater than the low severity security risk. We therefore currently have no plans to fix this flaw in Red Hat Enterprise Linux 2.1 which is in maintenance mode.
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| debian | shadow | <= 4.0.7 | cpe:2.3:a:debian:shadow:*:*:*:*:*:*:*:* |
| debian | shadow | 4.0.0 | cpe:2.3:a:debian:shadow:4.0.0:*:*:*:*:*:*:* |
| debian | shadow | 4.0.1 | cpe:2.3:a:debian:shadow:4.0.1:*:*:*:*:*:*:* |
| debian | shadow | 4.0.2 | cpe:2.3:a:debian:shadow:4.0.2:*:*:*:*:*:*:* |
| debian | shadow | 4.0.4 | cpe:2.3:a:debian:shadow:4.0.4:*:*:*:*:*:*:* |
| debian | shadow | 4.0.4.1 | cpe:2.3:a:debian:shadow:4.0.4.1:*:*:*:*:*:*:* |
| debian | shadow | 4.0.5 | cpe:2.3:a:debian:shadow:4.0.5:*:*:*:*:*:*:* |
| debian | shadow | 4.0.6 | cpe:2.3:a:debian:shadow:4.0.6:*:*:*:*:*:*:* |