The FWDOWNL firmware-download implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (traffic amplification) via an IAX2 FWDOWNL request.
総合評価: CVE-2008-3264 は中リスク（57.6/100）。CVSS 深刻度は高。悪用される可能性が高い（EPSS 3.38%、87 パーセンタイル） 推奨対応: 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。
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 | 7.46% | 3.38% | -4.08% |
| 2 | 2026-03-02 | 11.36% | 7.46% | -3.90% |
| 3 | 2025-03-30 | — | 11.36% | — |
EPSS の全履歴 （全 12 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 |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2008-3264 not yet assigned priority: Debian including 1 source packages (asterisk), 2 status rows across 2 suites (bullseye, sid): resolved 2. | https://security-tracker.debian.org/tracker/CVE-2008-3264 |
gentoo
|
normal | CVE-2008-3264: 1 GLSA(s) (200905-01), 1 atom(s) (net-misc/asterisk); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2008-3264 |
ubuntu
|
low | CVE-2008-3264 low priority: Ubuntu including 1 source packages (asterisk), 8 status rows across 8 suites (dapper, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): ignored 4, not-affected 2, released 2. | https://ubuntu.com/security/CVE-2008-3264 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| asterisk | asterisk_appliance_developer_kit | 0.2 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.2:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.3 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.3:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.4 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.4:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.5 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.5:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.6 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.6:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.6.0 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.6.0:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.7 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.7:*:*:*:*:*:*:* |
| asterisk | asterisk_appliance_developer_kit | 0.8 | cpe:2.3:a:asterisk:asterisk_appliance_developer_kit:0.8:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | a | cpe:2.3:a:asterisk:asterisk_business_edition:a:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b | cpe:2.3:a:asterisk:asterisk_business_edition:b:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.1.3.2 | cpe:2.3:a:asterisk:asterisk_business_edition:b.1.3.2:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.1.3.3 | cpe:2.3:a:asterisk:asterisk_business_edition:b.1.3.3:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.2.0 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.2.0:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.2.1 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.2.1:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.3.1 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.1:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.3.2 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.2:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.3.3 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.3:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.3.4 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.4:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.3.6 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.6:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.5.0 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.5.0:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b.2.5.3 | cpe:2.3:a:asterisk:asterisk_business_edition:b.2.5.3:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b2.5.1 | cpe:2.3:a:asterisk:asterisk_business_edition:b2.5.1:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | b2.5.2 | cpe:2.3:a:asterisk:asterisk_business_edition:b2.5.2:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c | cpe:2.3:a:asterisk:asterisk_business_edition:c:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c.1.0-beta7 | cpe:2.3:a:asterisk:asterisk_business_edition:c.1.0-beta7:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c.1.0-beta8 | cpe:2.3:a:asterisk:asterisk_business_edition:c.1.0-beta8:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c.1.6 | cpe:2.3:a:asterisk:asterisk_business_edition:c.1.6:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c.1.6.1 | cpe:2.3:a:asterisk:asterisk_business_edition:c.1.6.1:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c.1.6.2 | cpe:2.3:a:asterisk:asterisk_business_edition:c.1.6.2:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c1.8.0 | cpe:2.3:a:asterisk:asterisk_business_edition:c1.8.0:*:*:*:*:*:*:* |
| asterisk | asterisk_business_edition | c1.8.1 | cpe:2.3:a:asterisk:asterisk_business_edition:c1.8.1:*:*:*:*:*:*:* |
| asterisk | asterisknow | beta_5 | cpe:2.3:a:asterisk:asterisknow:beta_5:*:*:*:*:*:*:* |
| asterisk | asterisknow | beta_6 | cpe:2.3:a:asterisk:asterisknow:beta_6:*:*:*:*:*:*:* |
| asterisk | asterisknow | beta_7 | cpe:2.3:a:asterisk:asterisknow:beta_7:*:*:*:*:*:*:* |
| asterisk | asterisknow | pre-release | cpe:2.3:a:asterisk:asterisknow:pre-release:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0 | cpe:2.3:a:asterisk:open_source:1.0:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.0 | cpe:2.3:a:asterisk:open_source:1.0.0:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.1 | cpe:2.3:a:asterisk:open_source:1.0.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.2 | cpe:2.3:a:asterisk:open_source:1.0.2:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.3 | cpe:2.3:a:asterisk:open_source:1.0.3:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.3.4 | cpe:2.3:a:asterisk:open_source:1.0.3.4:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.4 | cpe:2.3:a:asterisk:open_source:1.0.4:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.5 | cpe:2.3:a:asterisk:open_source:1.0.5:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.6 | cpe:2.3:a:asterisk:open_source:1.0.6:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.7 | cpe:2.3:a:asterisk:open_source:1.0.7:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.8 | cpe:2.3:a:asterisk:open_source:1.0.8:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.9 | cpe:2.3:a:asterisk:open_source:1.0.9:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.11 | cpe:2.3:a:asterisk:open_source:1.0.11:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.11.1 | cpe:2.3:a:asterisk:open_source:1.0.11.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.0.12 | cpe:2.3:a:asterisk:open_source:1.0.12:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.0 | cpe:2.3:a:asterisk:open_source:1.2.0:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.0beta1 | cpe:2.3:a:asterisk:open_source:1.2.0beta1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.0beta2 | cpe:2.3:a:asterisk:open_source:1.2.0beta2:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.1 | cpe:2.3:a:asterisk:open_source:1.2.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.2 | cpe:2.3:a:asterisk:open_source:1.2.2:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.3 | cpe:2.3:a:asterisk:open_source:1.2.3:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.4 | cpe:2.3:a:asterisk:open_source:1.2.4:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.5 | cpe:2.3:a:asterisk:open_source:1.2.5:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.6 | cpe:2.3:a:asterisk:open_source:1.2.6:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.7 | cpe:2.3:a:asterisk:open_source:1.2.7:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.7.1 | cpe:2.3:a:asterisk:open_source:1.2.7.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.8 | cpe:2.3:a:asterisk:open_source:1.2.8:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.9 | cpe:2.3:a:asterisk:open_source:1.2.9:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.9.1 | cpe:2.3:a:asterisk:open_source:1.2.9.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.10 | cpe:2.3:a:asterisk:open_source:1.2.10:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.11 | cpe:2.3:a:asterisk:open_source:1.2.11:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.12 | cpe:2.3:a:asterisk:open_source:1.2.12:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.12.1 | cpe:2.3:a:asterisk:open_source:1.2.12.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.13 | cpe:2.3:a:asterisk:open_source:1.2.13:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.14 | cpe:2.3:a:asterisk:open_source:1.2.14:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.15 | cpe:2.3:a:asterisk:open_source:1.2.15:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.16 | cpe:2.3:a:asterisk:open_source:1.2.16:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.17 | cpe:2.3:a:asterisk:open_source:1.2.17:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.18 | cpe:2.3:a:asterisk:open_source:1.2.18:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.19 | cpe:2.3:a:asterisk:open_source:1.2.19:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.20 | cpe:2.3:a:asterisk:open_source:1.2.20:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.21 | cpe:2.3:a:asterisk:open_source:1.2.21:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.21.1 | cpe:2.3:a:asterisk:open_source:1.2.21.1:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.22 | cpe:2.3:a:asterisk:open_source:1.2.22:*:*:*:*:*:*:* |
| asterisk | open_source | 1.2.23 | cpe:2.3:a:asterisk:open_source:1.2.23:*:*:*:*:*:*:* |