lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows an attacker inside of an unprivileged container to use an inherited file descriptor, of the host's /proc, to access the rest of the host's filesystem via the openat() family of syscalls.
総合評価: CVE-2016-8649 は中リスク(63.1/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 2.15%、83 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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。
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 | 2025-03-30 | 4.46% | 2.15% | -2.31% |
| 2 | 2025-03-29 | 2.15% | 4.46% | +2.31% |
| 3 | 2025-03-19 | — | 2.15% | — |
EPSS の全履歴 (全 8 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 |
|---|---|---|---|---|---|---|
| 9.1 | 3.0 | CRITICAL |
|
2.3 | 6.0 | [email protected] |
| 9.0 | 2.0 | HIGH |
|
8.0 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2016-8649 not yet assigned priority: Debian including 1 source packages (lxc), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2016-8649 |
suse
|
medium | CVE-2016-8649 severity moderate: SUSE including 5 source package names (liblxc-devel-2.0.4-2.1, liblxc1-2.0.4-2.1, lxc, lxc-2.0.4-2.1, lxc-devel), 8 product×package rows across 5 product lines (SUSE Linux Enterprise Server 11 SP1 for Teradata, SUSE Linux Enterprise Server 11 SP3 for Teradata, … (5 product lines)): Known Not Affected 5, Fixed 3. | https://www.suse.com/security/cve/CVE-2016-8649/ |
ubuntu
|
medium | CVE-2016-8649 medium priority: Ubuntu including 1 source packages (lxc), 6 status rows across 6 suites (precise, trusty, upstream, xenial, yakkety, zesty): released 4, ignored 1, needed 1. | https://ubuntu.com/security/CVE-2016-8649 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| linuxcontainers | lxc | < 1.0.9 | cpe:2.3:a:linuxcontainers:lxc:*:*:*:*:*:*:*:* |
| linuxcontainers | lxc | >= 2.0.0, < 2.0.6 | cpe:2.3:a:linuxcontainers:lxc:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://www.securityfocus.com/bid/94498 | Third Party Advisory VDB Entry |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845465 | Third Party Advisory |
| https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1639345 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1398242 | Issue Tracking Patch |
| https://github.com/lxc/lxc/commit/81f466d05f2a89cb4f122ef7f593ff3f279b165c | Patch Vendor Advisory |
| https://security-tracker.debian.org/tracker/CVE-2016-8649 | Third Party Advisory VDB Entry |