The _dbus_header_byteswap function in dbus-marshal-header.c in D-Bus (aka DBus) 1.2.x before 1.2.28, 1.4.x before 1.4.12, and 1.5.x before 1.5.4 does not properly handle a non-native byte order, which allows local users to cause a denial of service (connection loss), obtain potentially sensitive information, or conduct unspecified state-modification attacks via crafted messages.
結論預警: CVE-2011-2200 綜合評估為低風險（29.3/100）：CVSS 技術影響為中級，利用機率偏低（EPSS 0.39%） 強制指令: 持續追蹤利用情報與 EPSS 變化，並適時複評優先級。
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 | 0.10% | 0.39% | +0.29% |
| 2 | 2025-03-17 | 0.04% | 0.10% | +0.05% |
| 3 | 2023-03-07 | — | 0.04% | — |
完整 EPSS 歷史 （共 4 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 |
|---|---|---|---|---|---|---|
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2011-2200 low priority: Debian including 1 source packages (dbus), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2011-2200 |
gentoo
|
normal | CVE-2011-2200: 1 GLSA(s) (201110-14), 1 atom(s) (sys-apps/dbus); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2011-2200 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2011-2200 |
ubuntu
|
medium | CVE-2011-2200 medium priority: Ubuntu including 1 source packages (dbus), 5 status rows across 5 suites (hardy, lucid, maverick, natty, upstream): released 5. | https://ubuntu.com/security/CVE-2011-2200 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| freedesktop | dbus | 1.5.0 | cpe:2.3:a:freedesktop:dbus:1.5.0:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.5.2 | cpe:2.3:a:freedesktop:dbus:1.5.2:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.0 | cpe:2.3:a:freedesktop:dbus:1.4.0:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.1 | cpe:2.3:a:freedesktop:dbus:1.4.1:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.4 | cpe:2.3:a:freedesktop:dbus:1.4.4:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.6 | cpe:2.3:a:freedesktop:dbus:1.4.6:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.8 | cpe:2.3:a:freedesktop:dbus:1.4.8:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.4.10 | cpe:2.3:a:freedesktop:dbus:1.4.10:*:*:*:*:*:*:* |
| d-bus_project | d-bus | 1.2.4.2 | cpe:2.3:a:d-bus_project:d-bus:1.2.4.2:*:*:*:*:*:*:permissive |
| d-bus_project | d-bus | 1.2.4.4 | cpe:2.3:a:d-bus_project:d-bus:1.2.4.4:*:*:*:*:*:*:permissive |
| d-bus_project | d-bus | 1.2.4.6 | cpe:2.3:a:d-bus_project:d-bus:1.2.4.6:*:*:*:*:*:*:permissive |
| freedesktop | dbus | 1.2.1 | cpe:2.3:a:freedesktop:dbus:1.2.1:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.2 | cpe:2.3:a:freedesktop:dbus:1.2.2:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.3 | cpe:2.3:a:freedesktop:dbus:1.2.3:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.4 | cpe:2.3:a:freedesktop:dbus:1.2.4:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.6 | cpe:2.3:a:freedesktop:dbus:1.2.6:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.8 | cpe:2.3:a:freedesktop:dbus:1.2.8:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.10 | cpe:2.3:a:freedesktop:dbus:1.2.10:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.12 | cpe:2.3:a:freedesktop:dbus:1.2.12:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.14 | cpe:2.3:a:freedesktop:dbus:1.2.14:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.16 | cpe:2.3:a:freedesktop:dbus:1.2.16:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.18 | cpe:2.3:a:freedesktop:dbus:1.2.18:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.20 | cpe:2.3:a:freedesktop:dbus:1.2.20:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.22 | cpe:2.3:a:freedesktop:dbus:1.2.22:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.24 | cpe:2.3:a:freedesktop:dbus:1.2.24:*:*:*:*:*:*:* |
| freedesktop | dbus | 1.2.26 | cpe:2.3:a:freedesktop:dbus:1.2.26:*:*:*:*:*:*:* |