lighttpd url.redirect and url.rewrite information disclosure
| lighttpd-urlredirect-rewrite-info-disclosure (45690) |  Low Risk |
Description:
lighttpd could allow a remote attacker to obtain sensitive information, caused by the comparison of patterns in the url.redirect and url.rewrite configuration settings with URIs prior to URL decoding. A remote attacker could exploit this vulnerability to bypass security restrictions and gain unauthorized access to specific resources and obtain sensitive information.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Obtain Information
Remedy:
Apply the patch for this vulnerability (lighttpd-1.4.x_rewrite_redirect_decode_url.patch), available from the LIGHTTPD Web site. See References.
References:
- LIGHTTPD Web site: lighttpd fly light.
- LIGHTTPD Web site: Ticket #1720: Rewrite/redirect rules and URL encoding.
- lighttpd_sa_2008_05: Bypass rewrite/redirect rules with encoded urls .
- oss-security Mailing List, Tue, 30 Sep 2008 14:25:56 -0400 (EDT) : Re: Re: CVE request: lighttpd issues .
- oss-security Mailing List, Tue, 30 Sep 2008 16:55:06 +0200 : Re: CVE request: lighttpd issues .
- oss-security Mailing List, Tue, 30 Sep 2008 17:03:09 +0200 : Re: CVE request: lighttpd issues .
- BID-31599: Lighttpd URI Rewrite/Redirect Information Disclosure Vulnerability
- CVE-2008-4359: lighttpd before 1.4.20 compares URIs to patterns in the (1) url.redirect and (2) url.rewrite configuration settings before performing URL decoding, which might allow remote attackers to bypass intended access restrictions, and obtain sensitive information or possibly modify data.
- DSA-1645: lighttpd -- various
- GLSA-200812-04: lighttpd: Multiple vulnerabilities
- OSVDB ID: 48886: lighttpd url.redirect / url.rewrite URL Decoding Remote Security Bypass
- SA32069: lighttpd Duplicate Request Headers Memory Leak Vulnerability
- SUSE-SR:2008:026: SUSE Security Summary Report
- VUPEN/ADV-2008-2741: Lighttpd Remote Denial of Service and Security Bypass Vulnerabilities
Platforms Affected:
- Debian Debian Linux 4.0
- Gentoo Linux
- lighttpd lighttpd 1.0.2
- lighttpd lighttpd 1.0.3
- lighttpd lighttpd 1.1.0
- lighttpd lighttpd 1.1.1
- lighttpd lighttpd 1.1.2
- lighttpd lighttpd 1.1.3
- lighttpd lighttpd 1.1.4
- lighttpd lighttpd 1.1.5
- lighttpd lighttpd 1.1.6
- lighttpd lighttpd 1.1.7
- lighttpd lighttpd 1.1.8
- lighttpd lighttpd 1.1.9
Reported:
Sep 30, 2008
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.