modules/m_capab.c in (1) ircd-ratbox before 3.0.8 and (2) Charybdis before 3.4.2 does not properly support capability negotiation during server handshakes, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request.
结论预警: CVE-2012-6084 综合评估为中等风险（52.6/100）：CVSS 技术影响为中级，利用概率（EPSS 3.05%） 核心证据: 近一日 EPSS 上升 +2.59%，被利用关注度持续升高。 强制指令: 梳理受影响资产并纳入修补计划。
风险随态势动态变化；本站持续评估并同步更新本页展示内容。
EPSS 日更估计相对被利用可能性；百分位表示该 CVE 在已评分漏洞中的相对排名（越高表示相对更严重）。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.46% | 3.05% | +2.59% |
| 2 | 2025-12-03 | 0.62% | 0.46% | -0.16% |
| 3 | 2025-03-31 | — | 0.62% | — |
完整 EPSS 历史 （共 10 条）
该 CVE 的 CVSS 指标。
| 底座分 | 版本 | 严重度 | 向量 | 可利用性 | 影响 | 分数来源 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2012-6084: 1 GLSA(s) (201405-21), 2 atom(s) (net-irc/charybdis, net-irc/shadowircd); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-6084 |
ubuntu
|
high | CVE-2012-6084 high priority: Ubuntu including 2 source packages (charybdis, ircd-ratbox), 36 status rows across 18 suites (artful, bionic, cosmic, hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 14, DNE 10, not-affected 9, released 3. | https://ubuntu.com/security/CVE-2012-6084 |
: Per http://cwe.mitre.org/data/definitions/476.html 'NULL Pointer Dereference'
| 厂商 | 产品 | 版本 | 原始 CPE |
|---|---|---|---|
| ircd-ratbox | ircd-ratbox | 1.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.0:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.1.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.1.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.1.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.1.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.2.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.2.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.2.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.2.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.2.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.2.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.3.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.3.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.3.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.3.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.4:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.4:rc1:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.4:rc2:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.5 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.5:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.5.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.5.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.5.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.5.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 1.5.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.5.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.4:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.5 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.5:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.6 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.6:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.7 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.7:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.8 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.8:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.9 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.9:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.10 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.10:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.0.11 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.0.11:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.0:beta1:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.0:beta2:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.4:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.5 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.5:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.6 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.6:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.7 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.7:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.1.8 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.1.8:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.0:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.0:rc1:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.0:rc2:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.0 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.0:rc3:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.2 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.2:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.3 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.3:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.4 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.4:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.5 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.5:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.6 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.6:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.7 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.7:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.7.1 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.7.1:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.8 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.8:*:*:*:*:*:*:* |
| ircd-ratbox | ircd-ratbox | 2.2.9 | cpe:2.3:a:ircd-ratbox:ircd-ratbox:2.2.9:*:*:*:*:*:*:* |
| ratbox | ircd-ratbox | <= 3.0.7 | cpe:2.3:a:ratbox:ircd-ratbox:*:*:*:*:*:*:*:* |