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certCERTVU:553235
HistoryJan 03, 2008 - 12:00 a.m.

Jetty fails to properly process URLs that contain double / characters

2008-01-0300:00:00
www.kb.cert.org
9

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.007 Low

EPSS

Percentile

79.9%

Overview

The Jetty web server contains a vulnerability that may allow an attacker to access private files or directories.

Description

Jetty is a web server that is implemented in Java. Jetty contains a vulnerability in the way it processes URLs with multiple “/” (slash) characters. See the Jetty Double slash problem bug report for more information.


Impact

A remote unauthenticated attacker may be able view hidden or private files and directories.


Solution

Upgrade

Jetty version 6.1.7 has been released to address this issue.


Filter URLs

Until updates can be applied, administrators may be able to use an application firewall or reverse proxy server to filter “//” characters in URLs.


Vendor Information

553235

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Mort Bay __ Affected

Updated: January 03, 2008

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

See <http://jira.codehaus.org/browse/JETTY-386#action_117699&gt; for more information.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23553235 Feedback>).

CVSS Metrics

Group Score Vector
Base
Temporal
Environmental

References

Acknowledgements

Thanks to Greg Wilkins for reporting this vulnerability and for providing information that was used in this report.

This document was written by Ryan Giobbi.

Other Information

CVE IDs: CVE-2007-6672
Severity Metric: 2.64 Date Public:

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.007 Low

EPSS

Percentile

79.9%