The client in Mumble 1.2.x before 1.2.6 allows remote attackers to force the loading of an external file and cause a denial of service (hang and resource consumption) via a crafted string that is treated as rich-text by a Qt widget, as demonstrated by the (1) user or (2) channel name in a Qt dialog, (3) subject common name or (4) email address to the Certificate Wizard, or (5) server name in a tooltip.
結論預警: CVE-2014-3756 綜合評估為中等風險（45.5/100）：CVSS 技術影響為中級，利用機率（EPSS 1.48%） 強制指令: 梳理受影響資產並納入修補計畫。
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。
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 | 0.60% | 1.48% | +0.88% |
| 2 | 2025-12-28 | 0.40% | 0.60% | +0.20% |
| 3 | 2025-12-27 | — | 0.40% | — |
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 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2014-3756 not yet assigned priority: Debian including 1 source packages (mumble), 4 status rows across 4 suites (bookworm, bullseye, sid, trixie): resolved 4. | https://security-tracker.debian.org/tracker/CVE-2014-3756 |
gentoo
|
high | CVE-2014-3756: 1 GLSA(s) (201406-06), 1 atom(s) (media-sound/mumble); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-3756 |
ubuntu
|
medium | CVE-2014-3756 medium priority: Ubuntu including 1 source packages (mumble), 12 status rows across 12 suites (lucid, precise, quantal, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 6, ignored 4, released 2. | https://ubuntu.com/security/CVE-2014-3756 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| mumble | mumble | 1.2.0 | cpe:2.3:a:mumble:mumble:1.2.0:*:*:*:*:*:*:* |
| mumble | mumble | 1.2.1 | cpe:2.3:a:mumble:mumble:1.2.1:*:*:*:*:*:*:* |
| mumble | mumble | 1.2.2 | cpe:2.3:a:mumble:mumble:1.2.2:*:*:*:*:*:*:* |
| mumble | mumble | 1.2.3 | cpe:2.3:a:mumble:mumble:1.2.3:*:*:*:*:*:*:* |
| mumble | mumble | 1.2.3 | cpe:2.3:a:mumble:mumble:1.2.3:rc1:*:*:*:*:*:* |
| mumble | mumble | 1.2.3 | cpe:2.3:a:mumble:mumble:1.2.3:rc2:*:*:*:*:*:* |
| mumble | mumble | 1.2.3 | cpe:2.3:a:mumble:mumble:1.2.3:rc3:*:*:*:*:*:* |
| mumble | mumble | 1.2.4 | cpe:2.3:a:mumble:mumble:1.2.4:*:*:*:*:*:*:* |
| mumble | mumble | 1.2.4 | cpe:2.3:a:mumble:mumble:1.2.4:beta1:*:*:*:*:*:* |
| mumble | mumble | 1.2.4 | cpe:2.3:a:mumble:mumble:1.2.4:rc1:*:*:*:*:*:* |
| mumble | mumble | 1.2.5 | cpe:2.3:a:mumble:mumble:1.2.5:*:*:*:*:*:*:* |