CVE-2016-4800
9.8
CRITICAL · CVSS 3.0 · EPSS 6.4% (pctl 93)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
The path normalization mechanism in PathResource class in Eclipse Jetty 9.3.x before 9.3.9 on Windows allows remote attackers to bypass protected resource restrictions and other security constraints via a URL with certain escaped characters, related to backslashes.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 6.36% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-284 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-04-13 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| eclipse | jetty |
| microsoft | windows |
References
- http://dev.eclipse.org/mhonarc/lists/jetty-announce/msg00092.html
- http://www.ocert.org/advisories/ocert-2016-001.html
- http://www.securityfocus.com/bid/90945
- http://www.zerodayinitiative.com/advisories/ZDI-16-362
- https://security.netapp.com/advisory/ntap-20190307-0006/
- https://www.oracle.com/security-alerts/cpuoct2020.html
- http://dev.eclipse.org/mhonarc/lists/jetty-announce/msg00092.html
- http://www.ocert.org/advisories/ocert-2016-001.html
- http://www.securityfocus.com/bid/90945
- http://www.zerodayinitiative.com/advisories/ZDI-16-362
- https://security.netapp.com/advisory/ntap-20190307-0006/
- https://www.oracle.com/security-alerts/cpuoct2020.html
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