The Microsoft .NET forms authentication capability for ASP.NET allows remote attackers to bypass authentication for .aspx files in restricted directories via a request containing a (1) "\" (backslash) or (2) "%5C" (encoded backslash), aka "Path Validation Vulnerability."
結論預警: CVE-2004-0847 綜合評估為高可利用風險(87.3/100):CVSS 技術影響為嚴重級,利用機率偏高(EPSS 73.98%,百分位 99%) 核心證據: 已收錄 2 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 |
|---|---|---|---|---|
| 24666 | exploit_db | edb | 2004-10-06 | 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 | 2026-07-12 | 75.70% | 73.98% | -1.72% |
| 2 | 2026-06-15 | 45.57% | 75.70% | +30.13% |
| 3 | 2026-06-11 | — | 45.57% | — |
完整 EPSS 歷史 (共 19 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] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| URL | 標籤 |
|---|---|
| http://archives.neohapsis.com/archives/ntbugtraq/2004-q3/0221.html | Exploit Vendor Advisory |
| http://sourceforge.net/mailarchive/forum.php?thread_id=5671607&forum_id=24754 | Broken Link |
| http://www.kb.cert.org/vuls/id/283646 | Third Party Advisory US Government Resource |
| http://www.securityfocus.com/bid/11342 | Third Party Advisory VDB Entry |
| http://www.us-cert.gov/cas/techalerts/TA05-039A.html | Third Party Advisory US Government Resource |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-004 | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/17644 | Third Party Advisory VDB Entry |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3556 | Third Party Advisory |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4987 | Third Party Advisory |