The IAX2 protocol 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 (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.
総合評価: CVE-2008-3263 は悪用リスクが高い（75.2/100）。CVSS 深刻度は高。悪用される可能性が高い（EPSS 36.10%、97 パーセンタイル） 根拠: 公開エクスプロイトが 3 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 |
|---|---|---|---|---|
| 32095 | exploit_db | edb | 2008-07-21 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | 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 | 2026-03-02 | 50.31% | 36.10% | -14.21% |
| 2 | 2026-02-03 | 53.21% | 50.31% | -2.90% |
| 3 | 2025-12-16 | — | 53.21% | — |
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 |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2008-3263 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-2008-3263 |
gentoo
|
normal | CVE-2008-3263: 1 GLSA(s) (200905-01), 1 atom(s) (net-misc/asterisk); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2008-3263 |
ubuntu
|
low | CVE-2008-3263 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-2008-3263 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| asterisk | asterisk | 0.1.0 | cpe:2.3:a:asterisk:asterisk:0.1.0:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.1 | cpe:2.3:a:asterisk:asterisk:0.1.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.2 | cpe:2.3:a:asterisk:asterisk:0.1.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.3 | cpe:2.3:a:asterisk:asterisk:0.1.3:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.4 | cpe:2.3:a:asterisk:asterisk:0.1.4:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.5 | cpe:2.3:a:asterisk:asterisk:0.1.5:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.6 | cpe:2.3:a:asterisk:asterisk:0.1.6:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.7 | cpe:2.3:a:asterisk:asterisk:0.1.7:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.8 | cpe:2.3:a:asterisk:asterisk:0.1.8:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.9 | cpe:2.3:a:asterisk:asterisk:0.1.9:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.9_1 | cpe:2.3:a:asterisk:asterisk:0.1.9_1:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.10 | cpe:2.3:a:asterisk:asterisk:0.1.10:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.11 | cpe:2.3:a:asterisk:asterisk:0.1.11:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.1.12 | cpe:2.3:a:asterisk:asterisk:0.1.12:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.2 | cpe:2.3:a:asterisk:asterisk:0.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.3 | cpe:2.3:a:asterisk:asterisk:0.3:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.4 | cpe:2.3:a:asterisk:asterisk:0.4:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.5.0 | cpe:2.3:a:asterisk:asterisk:0.5.0:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.7.0 | cpe:2.3:a:asterisk:asterisk:0.7.0:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.7.1 | cpe:2.3:a:asterisk:asterisk:0.7.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.7.2 | cpe:2.3:a:asterisk:asterisk:0.7.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 0.9.0 | cpe:2.3:a:asterisk:asterisk:0.9.0:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0 | cpe:2.3:a:asterisk:asterisk:1.0:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0 | cpe:2.3:a:asterisk:asterisk:1.0:rc1:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.1 | cpe:2.3:a:asterisk:asterisk:1.0.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.2 | cpe:2.3:a:asterisk:asterisk:1.0.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.3 | cpe:2.3:a:asterisk:asterisk:1.0.3:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.4 | cpe:2.3:a:asterisk:asterisk:1.0.4:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.5 | cpe:2.3:a:asterisk:asterisk:1.0.5:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.6 | cpe:2.3:a:asterisk:asterisk:1.0.6:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.7 | cpe:2.3:a:asterisk:asterisk:1.0.7:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.8 | cpe:2.3:a:asterisk:asterisk:1.0.8:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.9 | cpe:2.3:a:asterisk:asterisk:1.0.9:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.10 | cpe:2.3:a:asterisk:asterisk:1.0.10:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.11 | cpe:2.3:a:asterisk:asterisk:1.0.11:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.11.1 | cpe:2.3:a:asterisk:asterisk:1.0.11.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.0.12 | cpe:2.3:a:asterisk:asterisk:1.0.12:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.0_beta1 | cpe:2.3:a:asterisk:asterisk:1.2.0_beta1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.0_beta2 | cpe:2.3:a:asterisk:asterisk:1.2.0_beta2:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.1 | cpe:2.3:a:asterisk:asterisk:1.2.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.2 | cpe:2.3:a:asterisk:asterisk:1.2.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.3 | cpe:2.3:a:asterisk:asterisk:1.2.3:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.4 | cpe:2.3:a:asterisk:asterisk:1.2.4:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.5 | cpe:2.3:a:asterisk:asterisk:1.2.5:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.6 | cpe:2.3:a:asterisk:asterisk:1.2.6:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.7 | cpe:2.3:a:asterisk:asterisk:1.2.7:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.7.1 | cpe:2.3:a:asterisk:asterisk:1.2.7.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.8 | cpe:2.3:a:asterisk:asterisk:1.2.8:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.9 | cpe:2.3:a:asterisk:asterisk:1.2.9:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.9.1 | cpe:2.3:a:asterisk:asterisk:1.2.9.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.10 | cpe:2.3:a:asterisk:asterisk:1.2.10:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.11 | cpe:2.3:a:asterisk:asterisk:1.2.11:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.12 | cpe:2.3:a:asterisk:asterisk:1.2.12:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.13 | cpe:2.3:a:asterisk:asterisk:1.2.13:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.14 | cpe:2.3:a:asterisk:asterisk:1.2.14:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.15 | cpe:2.3:a:asterisk:asterisk:1.2.15:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.16 | cpe:2.3:a:asterisk:asterisk:1.2.16:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.17 | cpe:2.3:a:asterisk:asterisk:1.2.17:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.18 | cpe:2.3:a:asterisk:asterisk:1.2.18:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.19 | cpe:2.3:a:asterisk:asterisk:1.2.19:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.20 | cpe:2.3:a:asterisk:asterisk:1.2.20:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.21 | cpe:2.3:a:asterisk:asterisk:1.2.21:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.22 | cpe:2.3:a:asterisk:asterisk:1.2.22:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.23 | cpe:2.3:a:asterisk:asterisk:1.2.23:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.24 | cpe:2.3:a:asterisk:asterisk:1.2.24:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.25 | cpe:2.3:a:asterisk:asterisk:1.2.25:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.26 | cpe:2.3:a:asterisk:asterisk:1.2.26:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.26.1 | cpe:2.3:a:asterisk:asterisk:1.2.26.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.26.2 | cpe:2.3:a:asterisk:asterisk:1.2.26.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.27 | cpe:2.3:a:asterisk:asterisk:1.2.27:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.28 | cpe:2.3:a:asterisk:asterisk:1.2.28:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.28.1 | cpe:2.3:a:asterisk:asterisk:1.2.28.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.29 | cpe:2.3:a:asterisk:asterisk:1.2.29:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.2.30 | cpe:2.3:a:asterisk:asterisk:1.2.30:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.1 | cpe:2.3:a:asterisk:asterisk:1.4.1:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.2 | cpe:2.3:a:asterisk:asterisk:1.4.2:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.3 | cpe:2.3:a:asterisk:asterisk:1.4.3:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.4 | cpe:2.3:a:asterisk:asterisk:1.4.4:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.4_2007-04-27 | cpe:2.3:a:asterisk:asterisk:1.4.4_2007-04-27:*:*:*:*:*:*:* |
| asterisk | asterisk | 1.4.5 | cpe:2.3:a:asterisk:asterisk:1.4.5:*:*:*:*:*:*:* |