The icmp_check_sysrq function in net/ipv4/icmp.c in the kernel.org projects/rt patches for the Linux kernel, as used in the kernel-rt package before 3.10.0-327.22.1 in Red Hat Enterprise Linux for Real Time 7 and other products, allows remote attackers to execute SysRq commands via crafted ICMP Echo Request packets, as demonstrated by a brute-force attack to discover a cookie, or an attack that occurs after reading the local icmp_echo_sysrq file.
結論預警: CVE-2016-3707 綜合評估為中等風險（64.5/100）：CVSS 技術影響為高級，利用機率（EPSS 3.39%） 核心證據: 近一日 EPSS 上升 +1.60%，被利用關注度持續升高。 強制指令: 梳理受影響資產並納入修補計畫。
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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 | 1.79% | 3.39% | +1.60% |
| 2 | 2025-08-26 | 1.87% | 1.79% | -0.09% |
| 3 | 2025-03-30 | — | 1.87% | — |
完整 EPSS 歷史 （共 10 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 |
|---|---|---|---|---|---|---|
| 8.1 | 3.0 | HIGH |
|
2.2 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2016-3707 unimportant priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2016-3707 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2016-3707 |
ubuntu
|
medium | CVE-2016-3707 medium priority: Ubuntu including 31 source packages (linux, linux-aws, …), 186 status rows across 6 suites (bionic, eoan, focal, trusty, upstream, xenial): DNE 95, not-affected 91. | https://ubuntu.com/security/CVE-2016-3707 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| linux | linux_kernel-rt | <= 3.10.0 | cpe:2.3:o:linux:linux_kernel-rt:*:*:*:*:*:*:*:* |
| redhat | enterprise_linux_for_real_time | 7 | cpe:2.3:o:redhat:enterprise_linux_for_real_time:7:*:*:*:*:*:*:* |
| redhat | enterprise_linux_for_real_time_for_nfv | 7 | cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:7:*:*:*:*:*:*:* |
| novell | suse_linux_enterprise_real_time_extension | 12.0 | cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12.0:sp1:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html | |
| http://www.openwall.com/lists/oss-security/2016/05/17/1 | |
| https://access.redhat.com/errata/RHSA-2016:1301 | Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2016:1341 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1327484 | Issue Tracking |