OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.
結論預警: CVE-2003-0190 綜合評估為高可利用風險(74.8/100):CVSS 技術影響為中級,利用機率偏高(EPSS 76.75%,百分位 99%) 核心證據: 已收錄 4 筆公開利用參考(Exploit-DB)。 近一日 EPSS 上升 +56.17%,被利用關注度持續升高。 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 |
|---|---|---|---|---|
| 3303 | exploit_db | edb | 2007-02-13 | Exploit-DB ↗ |
| 26 | exploit_db | edb | 2003-05-02 | Exploit-DB ↗ |
| 25 | exploit_db | edb | 2003-04-30 | 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 | 2026-06-15 | 20.58% | 76.75% | +56.17% |
| 2 | 2026-04-21 | 22.65% | 20.58% | -2.07% |
| 3 | 2026-03-14 | — | 22.65% | — |
完整 EPSS 歷史 (共 29 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 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2003-0190 not yet assigned priority: Debian including 1 source packages (openssh), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2003-0190 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2003-0190 |
ubuntu
|
medium | CVE-2003-0190 medium priority: Ubuntu including 1 source packages (openssh), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. | https://ubuntu.com/security/CVE-2003-0190 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| openbsd | openssh | < 3.6.1 | cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* |
| openbsd | openssh | 3.6.1 | cpe:2.3:a:openbsd:openssh:3.6.1:p1:*:*:*:*:*:* |
| openpkg | openpkg | 1.2 | cpe:2.3:a:openpkg:openpkg:1.2:*:*:*:*:*:*:* |
| openpkg | openpkg | 1.3 | cpe:2.3:a:openpkg:openpkg:1.3:*:*:*:*:*:*:* |
| siemens | scalance_x204rna_ecc_firmware | < 3.2.7 | cpe:2.3:o:siemens:scalance_x204rna_ecc_firmware:*:*:*:*:*:*:*:* |
| siemens | scalance_x204rna_firmware | < 3.2.7 | cpe:2.3:o:siemens:scalance_x204rna_firmware:*:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://lab.mediaservice.net/advisory/2003-01-openssh.txt | Broken Link |
| http://lists.grok.org.uk/pipermail/full-disclosure/2003-April/004815.html | Broken Link |
| http://marc.info/?l=bugtraq&m=105172058404810&w=2 | Third Party Advisory |
| http://marc.info/?l=bugtraq&m=106018677302607&w=2 | Third Party Advisory |
| http://www.redhat.com/support/errata/RHSA-2003-222.html | Broken Link |
| http://www.redhat.com/support/errata/RHSA-2003-224.html | Broken Link |
| http://www.securityfocus.com/bid/7467 | Broken Link Exploit Patch Third Party Advisory VDB Entry Vendor Advisory |
| http://www.turbolinux.com/security/TLSA-2003-31.txt | Broken Link |
| https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf | Third Party Advisory |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A445 | Broken Link |