mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.
結論預警: CVE-2016-6253 綜合評估為高可利用風險(77/100):CVSS 技術影響為高級,利用機率(EPSS 3.56%) 核心證據: 已收錄 7 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 |
|---|---|---|---|---|
| 40385 | exploit_db | edb | 2016-09-15 | Exploit-DB ↗ |
| 40141 | exploit_db | edb | 2016-07-21 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | 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 | 2026-07-08 | 3.53% | 3.56% | +0.03% |
| 2 | 2026-06-15 | 7.27% | 3.53% | -3.74% |
| 3 | 2025-10-05 | — | 7.27% | — |
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 |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| netbsd | netbsd | 6.0 | cpe:2.3:o:netbsd:netbsd:6.0:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.1 | cpe:2.3:o:netbsd:netbsd:6.0.1:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.2 | cpe:2.3:o:netbsd:netbsd:6.0.2:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.3 | cpe:2.3:o:netbsd:netbsd:6.0.3:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.4 | cpe:2.3:o:netbsd:netbsd:6.0.4:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.5 | cpe:2.3:o:netbsd:netbsd:6.0.5:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.0.6 | cpe:2.3:o:netbsd:netbsd:6.0.6:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1 | cpe:2.3:o:netbsd:netbsd:6.1:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1.1 | cpe:2.3:o:netbsd:netbsd:6.1.1:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1.2 | cpe:2.3:o:netbsd:netbsd:6.1.2:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1.3 | cpe:2.3:o:netbsd:netbsd:6.1.3:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1.4 | cpe:2.3:o:netbsd:netbsd:6.1.4:*:*:*:*:*:*:* |
| netbsd | netbsd | 6.1.5 | cpe:2.3:o:netbsd:netbsd:6.1.5:*:*:*:*:*:*:* |
| netbsd | netbsd | 7.0 | cpe:2.3:o:netbsd:netbsd:7.0:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://akat1.pl/?id=2 | Exploit Third Party Advisory |
| http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2016-006.txt.asc | Vendor Advisory |
| http://packetstormsecurity.com/files/138021/NetBSD-mail.local-8-Local-Root.html | Exploit Third Party Advisory VDB Entry |
| http://www.rapid7.com/db/modules/exploit/unix/local/netbsd_mail_local | Exploit Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/92101 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1036429 | Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/40141/ | Exploit Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/40385/ | Exploit Third Party Advisory VDB Entry |