dhcpcd before 6.10.0, as used in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-04-01 and other products, mismanages option lengths, which allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a malformed DHCP response, aka internal bug 26461634.
結論預警: CVE-2016-1503 綜合評估為高風險（66.7/100）：CVSS 技術影響為嚴重級，利用機率偏高（EPSS 6.34%，百分位 93%） 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 強制指令: 被利用機率偏高—請盤點暴露面並優先安排修補。
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。
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 | 16.18% | 6.34% | -9.84% |
| 2 | 2026-05-12 | 9.38% | 16.18% | +6.80% |
| 3 | 2025-12-18 | — | 9.38% | — |
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 |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2016-1503 unimportant priority: Debian including 2 source packages (dhcpcd, dhcpcd5), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2016-1503 |
gentoo
|
normal | CVE-2016-1503: 1 GLSA(s) (201606-07), 1 atom(s) (net-misc/dhcpcd); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2016-1503 |
suse
|
medium | CVE-2016-1503 severity moderate: SUSE including 1 source package names (dhcpcd), 6 product×package rows across 6 product lines (SUSE Linux Enterprise Desktop 11 SP3, SUSE Linux Enterprise Desktop 11 SP4, … (6 product lines)): Known Not Affected 6. | https://www.suse.com/security/cve/CVE-2016-1503/ |
ubuntu
|
medium | CVE-2016-1503 medium priority: Ubuntu including 2 source packages (dhcpcd, dhcpcd5), 42 status rows across 21 suites (artful, bionic, cosmic, disco, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, vivid, wily, xenial, yakkety, zesty): DNE 18, not-affected 16, ignored 5, needed 1, needs-triage 1, released 1. | https://ubuntu.com/security/CVE-2016-1503 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| dhcpcd_project | dhcpcd | <= 6.9.4 | cpe:2.3:a:dhcpcd_project:dhcpcd:*:*:*:*:*:*:*:* |
| android | 4.0 | cpe:2.3:o:google:android:4.0:*:*:*:*:*:*:* | |
| android | 4.0.1 | cpe:2.3:o:google:android:4.0.1:*:*:*:*:*:*:* | |
| android | 4.0.2 | cpe:2.3:o:google:android:4.0.2:*:*:*:*:*:*:* | |
| android | 4.0.3 | cpe:2.3:o:google:android:4.0.3:*:*:*:*:*:*:* | |
| android | 4.0.4 | cpe:2.3:o:google:android:4.0.4:*:*:*:*:*:*:* | |
| android | 4.1 | cpe:2.3:o:google:android:4.1:*:*:*:*:*:*:* | |
| android | 4.1.2 | cpe:2.3:o:google:android:4.1.2:*:*:*:*:*:*:* | |
| android | 4.2 | cpe:2.3:o:google:android:4.2:*:*:*:*:*:*:* | |
| android | 4.2.1 | cpe:2.3:o:google:android:4.2.1:*:*:*:*:*:*:* | |
| android | 4.2.2 | cpe:2.3:o:google:android:4.2.2:*:*:*:*:*:*:* | |
| android | 4.3 | cpe:2.3:o:google:android:4.3:*:*:*:*:*:*:* | |
| android | 4.3.1 | cpe:2.3:o:google:android:4.3.1:*:*:*:*:*:*:* | |
| android | 4.4 | cpe:2.3:o:google:android:4.4:*:*:*:*:*:*:* | |
| android | 4.4.1 | cpe:2.3:o:google:android:4.4.1:*:*:*:*:*:*:* | |
| android | 4.4.2 | cpe:2.3:o:google:android:4.4.2:*:*:*:*:*:*:* | |
| android | 4.4.3 | cpe:2.3:o:google:android:4.4.3:*:*:*:*:*:*:* | |
| android | 5.0 | cpe:2.3:o:google:android:5.0:*:*:*:*:*:*:* | |
| android | 5.0.1 | cpe:2.3:o:google:android:5.0.1:*:*:*:*:*:*:* | |
| android | 5.1 | cpe:2.3:o:google:android:5.1:*:*:*:*:*:*:* | |
| android | 5.1.0 | cpe:2.3:o:google:android:5.1.0:*:*:*:*:*:*:* | |
| android | 6.0 | cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:* | |
| android | 6.0.1 | cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:* |