CVE-2014-7256

The (1) PPP Access Concentrator (PPPAC) and (2) Dial-Up Networking Internet Initiative Japan Inc. SEIL series routers SEIL/x86 Fuji 1.00 through 3.22; SEIL/X1, SEIL/X2, and SEIL/B1 1.00 through 4.62; SEIL/Turbo 1.82 through 2.18; and SEIL/neu 2FE Plus 1.82 through 2.18 allow remote attackers to cause a denial of service (restart) via crafted (a) GRE or (b) MPPE packets.

公開： 2014-12-05 最終更新： 2026-05-06 Assigner： [email protected] ソース： [email protected]
NVD ステータス：Modified，CVE の状態： published
参照： NVD, CVE.org, EUVD, JVN

CVE-2014-7256 は中リスク（55.7/100）。CVSS 深刻度は高。悪用される可能性が高い（EPSS 0.69%、70 パーセンタイル） 影響資産を整理し、修補計画に組み込んでください。

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。

CVE-2014-7256 の EPSS（Exploit Prediction Scoring System）スコア

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 2025-03-30 0.51% 0.69% +0.18%
2 2025-03-29 0.65% 0.51% -0.14%
3 2025-03-17 — 0.65% —

EPSS の全履歴 （全 6 件）

CVE-2014-7256 の CVSS（Common Vulnerability Scoring System）指標

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
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C クリックして展開
アクセス経路 (AV:N)
ルーティング可能なネットワーク越しに、遠隔から到達・悪用しうる。
アクセスの複雑さ (AC:L)
手順が短く、再現性が高い。
認証 (AU:N)
認証を経ずに攻撃を完結できる。
機密性への影響 (C:N)
機密性は損なわれない。
完全性への影響 (I:N)
完全性は損なわれない。
可用性への影響 (A:C)
可用性は全面的に損なわれる。
 10.0 6.9 [email protected]

CVE-2014-7256 の弱点分類（列挙）

CVE-2014-7256 の影響を受けるソフトウェア／構成

ベンダー 製品 バージョン 生の CPE
iij seil_plus_firmware 1.82 cpe:2.3:o:iij:seil_plus_firmware:1.82:*:*:*:*:*:*:*
iij seil_plus_firmware 1.83 cpe:2.3:o:iij:seil_plus_firmware:1.83:*:*:*:*:*:*:*
iij seil_plus_firmware 1.84 cpe:2.3:o:iij:seil_plus_firmware:1.84:*:*:*:*:*:*:*
iij seil_plus_firmware 1.85 cpe:2.3:o:iij:seil_plus_firmware:1.85:*:*:*:*:*:*:*
iij seil_plus_firmware 1.86 cpe:2.3:o:iij:seil_plus_firmware:1.86:*:*:*:*:*:*:*
iij seil_plus_firmware 1.87 cpe:2.3:o:iij:seil_plus_firmware:1.87:*:*:*:*:*:*:*
iij seil_plus_firmware 1.88 cpe:2.3:o:iij:seil_plus_firmware:1.88:*:*:*:*:*:*:*
iij seil_plus_firmware 1.89 cpe:2.3:o:iij:seil_plus_firmware:1.89:*:*:*:*:*:*:*
iij seil_plus_firmware 1.90 cpe:2.3:o:iij:seil_plus_firmware:1.90:*:*:*:*:*:*:*
iij seil_plus_firmware 1.91 cpe:2.3:o:iij:seil_plus_firmware:1.91:*:*:*:*:*:*:*
iij seil_plus_firmware 1.92 cpe:2.3:o:iij:seil_plus_firmware:1.92:*:*:*:*:*:*:*
iij seil_plus_firmware 1.93 cpe:2.3:o:iij:seil_plus_firmware:1.93:*:*:*:*:*:*:*
iij seil_plus_firmware 1.94 cpe:2.3:o:iij:seil_plus_firmware:1.94:*:*:*:*:*:*:*
iij seil_plus_firmware 1.95 cpe:2.3:o:iij:seil_plus_firmware:1.95:*:*:*:*:*:*:*
iij seil_plus_firmware 1.96 cpe:2.3:o:iij:seil_plus_firmware:1.96:*:*:*:*:*:*:*
iij seil_plus_firmware 1.97 cpe:2.3:o:iij:seil_plus_firmware:1.97:*:*:*:*:*:*:*
iij seil_plus_firmware 1.98 cpe:2.3:o:iij:seil_plus_firmware:1.98:*:*:*:*:*:*:*
iij seil_plus_firmware 1.99 cpe:2.3:o:iij:seil_plus_firmware:1.99:*:*:*:*:*:*:*
iij seil_plus_firmware 2.01 cpe:2.3:o:iij:seil_plus_firmware:2.01:*:*:*:*:*:*:*
iij seil_plus_firmware 2.02 cpe:2.3:o:iij:seil_plus_firmware:2.02:*:*:*:*:*:*:*
iij seil_plus_firmware 2.03 cpe:2.3:o:iij:seil_plus_firmware:2.03:*:*:*:*:*:*:*
iij seil_plus_firmware 2.04 cpe:2.3:o:iij:seil_plus_firmware:2.04:*:*:*:*:*:*:*
iij seil_plus_firmware 2.05 cpe:2.3:o:iij:seil_plus_firmware:2.05:*:*:*:*:*:*:*
iij seil_plus_firmware 2.06 cpe:2.3:o:iij:seil_plus_firmware:2.06:*:*:*:*:*:*:*
iij seil_plus_firmware 2.07 cpe:2.3:o:iij:seil_plus_firmware:2.07:*:*:*:*:*:*:*
iij seil_plus_firmware 2.08 cpe:2.3:o:iij:seil_plus_firmware:2.08:*:*:*:*:*:*:*
iij seil_plus_firmware 2.09 cpe:2.3:o:iij:seil_plus_firmware:2.09:*:*:*:*:*:*:*
iij seil_plus_firmware 2.10 cpe:2.3:o:iij:seil_plus_firmware:2.10:*:*:*:*:*:*:*
iij seil_plus_firmware 2.11 cpe:2.3:o:iij:seil_plus_firmware:2.11:*:*:*:*:*:*:*
iij seil_plus_firmware 2.12 cpe:2.3:o:iij:seil_plus_firmware:2.12:*:*:*:*:*:*:*
iij seil_plus_firmware 2.13 cpe:2.3:o:iij:seil_plus_firmware:2.13:*:*:*:*:*:*:*
iij seil_plus_firmware 2.14 cpe:2.3:o:iij:seil_plus_firmware:2.14:*:*:*:*:*:*:*
iij seil_plus_firmware 2.15 cpe:2.3:o:iij:seil_plus_firmware:2.15:*:*:*:*:*:*:*
iij seil_plus_firmware 2.16 cpe:2.3:o:iij:seil_plus_firmware:2.16:*:*:*:*:*:*:*
iij seil_plus_firmware 2.17 cpe:2.3:o:iij:seil_plus_firmware:2.17:*:*:*:*:*:*:*
iij seil_plus_firmware 2.18 cpe:2.3:o:iij:seil_plus_firmware:2.18:*:*:*:*:*:*:*
iij seil_plus — cpe:2.3:h:iij:seil_plus:-:*:*:*:*:*:*:*
iij seil_b1_firmware <= 4.61 cpe:2.3:o:iij:seil_b1_firmware:*:*:*:*:*:*:*:*
iij seil_x1_firmware <= 4.61 cpe:2.3:o:iij:seil_x1_firmware:*:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.82 cpe:2.3:o:iij:seil_turbo_firmware:1.82:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.83 cpe:2.3:o:iij:seil_turbo_firmware:1.83:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.84 cpe:2.3:o:iij:seil_turbo_firmware:1.84:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.85 cpe:2.3:o:iij:seil_turbo_firmware:1.85:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.86 cpe:2.3:o:iij:seil_turbo_firmware:1.86:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.87 cpe:2.3:o:iij:seil_turbo_firmware:1.87:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.88 cpe:2.3:o:iij:seil_turbo_firmware:1.88:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.89 cpe:2.3:o:iij:seil_turbo_firmware:1.89:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.90 cpe:2.3:o:iij:seil_turbo_firmware:1.90:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.91 cpe:2.3:o:iij:seil_turbo_firmware:1.91:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.92 cpe:2.3:o:iij:seil_turbo_firmware:1.92:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.93 cpe:2.3:o:iij:seil_turbo_firmware:1.93:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.94 cpe:2.3:o:iij:seil_turbo_firmware:1.94:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.95 cpe:2.3:o:iij:seil_turbo_firmware:1.95:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.96 cpe:2.3:o:iij:seil_turbo_firmware:1.96:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.97 cpe:2.3:o:iij:seil_turbo_firmware:1.97:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.98 cpe:2.3:o:iij:seil_turbo_firmware:1.98:*:*:*:*:*:*:*
iij seil_turbo_firmware 1.99 cpe:2.3:o:iij:seil_turbo_firmware:1.99:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.00 cpe:2.3:o:iij:seil_turbo_firmware:2.00:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.01 cpe:2.3:o:iij:seil_turbo_firmware:2.01:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.02 cpe:2.3:o:iij:seil_turbo_firmware:2.02:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.03 cpe:2.3:o:iij:seil_turbo_firmware:2.03:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.04 cpe:2.3:o:iij:seil_turbo_firmware:2.04:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.05 cpe:2.3:o:iij:seil_turbo_firmware:2.05:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.06 cpe:2.3:o:iij:seil_turbo_firmware:2.06:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.07 cpe:2.3:o:iij:seil_turbo_firmware:2.07:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.08 cpe:2.3:o:iij:seil_turbo_firmware:2.08:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.09 cpe:2.3:o:iij:seil_turbo_firmware:2.09:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.10 cpe:2.3:o:iij:seil_turbo_firmware:2.10:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.11 cpe:2.3:o:iij:seil_turbo_firmware:2.11:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.12 cpe:2.3:o:iij:seil_turbo_firmware:2.12:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.13 cpe:2.3:o:iij:seil_turbo_firmware:2.13:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.14 cpe:2.3:o:iij:seil_turbo_firmware:2.14:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.15 cpe:2.3:o:iij:seil_turbo_firmware:2.15:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.16 cpe:2.3:o:iij:seil_turbo_firmware:2.16:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.17 cpe:2.3:o:iij:seil_turbo_firmware:2.17:*:*:*:*:*:*:*
iij seil_turbo_firmware 2.18 cpe:2.3:o:iij:seil_turbo_firmware:2.18:*:*:*:*:*:*:*
iij seil_turbo — cpe:2.3:h:iij:seil_turbo:-:*:*:*:*:*:*:*
iij seil_x86_fuji_firmware <= 3.21 cpe:2.3:o:iij:seil_x86_fuji_firmware:*:*:*:*:*:*:*:*
iij seil_x2_firmware <= 4.61 cpe:2.3:o:iij:seil_x2_firmware:*:*:*:*:*:*:*:*

CVE-2014-7256 の参考情報

cvelogic Threat Intelligence