net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.
結論預警: CVE-2016-5696 綜合評估為高可利用風險(67.8/100):CVSS 技術影響為中級,利用機率偏高(EPSS 15.07%,百分位 96%) 核心證據: 已收錄 1 筆公開利用參考(Exploit-DB)。 強制指令: 存在公開利用—請盤點暴露面、落實緩解措施並優先修補。
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。
| EDB-ID | 來源 | 類型 | 公開時間 | 連結 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-06-27 | 15.19% | 15.07% | -0.12% |
| 2 | 2026-06-26 | 15.86% | 15.19% | -0.66% |
| 3 | 2026-06-15 | — | 15.86% | — |
完整 EPSS 歷史 (共 22 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 |
|---|---|---|---|---|---|---|
| 4.8 | 3.0 | MEDIUM |
|
2.2 | 2.5 | [email protected] |
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2016-5696 not yet assigned 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-2016-5696 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2016-5696 |
suse
|
medium | CVE-2016-5696 severity moderate: SUSE including 159 source package names (kernel-bigmem-3.0.101-94.1, kernel-bigmem-base-3.0.101-94.1, …), 548 product×package rows across 87 product lines (HPE Helion OpenStack 8, SUSE CaaS Platform 4.0, … (87 product lines)): Fixed 290, Known Not Affected 258. | https://www.suse.com/security/cve/CVE-2016-5696/ |
ubuntu
|
medium | CVE-2016-5696 medium priority: Ubuntu including 27 source packages (linux, linux-armadaxp, …), 185 status rows across 7 suites (precise, trusty, upstream, wily, xenial, yakkety, zesty): DNE 120, released 37, not-affected 15, ignored 13. | https://ubuntu.com/security/CVE-2016-5696 |