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.
結論預警: CVE-2008-3263 綜合評估為高可利用風險（75.4/100）：CVSS 技術影響為高級，利用機率偏高（EPSS 28.00%，百分位 98%） 核心證據: 已收錄 3 筆公開利用參考（Exploit-DB）。 強制指令: 存在公開利用—請盤點暴露面、落實緩解措施並優先修補。
風險隨態勢動態變化；本站持續評估並同步更新本頁展示內容。
| EDB-ID | 來源 | 類型 | 公開時間 | 連結 |
|---|---|---|---|---|
| 32095 | exploit_db | edb | 2008-07-21 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS 日更估計相對被利用可能性；百分位表示該 CVE 在已評分漏洞中的相對排名（越高表示相對更嚴重）。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化（新 − 舊） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 36.10% | 28.00% | -8.10% |
| 2 | 2026-03-02 | 50.31% | 36.10% | -14.21% |
| 3 | 2026-02-03 | — | 50.31% | — |
完整 EPSS 歷史 （共 14 筆）
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 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 |
| 廠商 | 產品 | 版本 | 原始 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:*:*:*:*:*:*:* |