lighttpd up to 1.1.1 mod_userdir information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability, which was classified as critical, was found in lighttpd up to 1.1.1 (Web Server). This affects some unknown functionality of the component mod_userdir. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

mod_userdir in lighttpd before 1.4.20, when a case-insensitive operating system or filesystem is used, performs case-sensitive comparisons on filename components in configuration options, which might allow remote attackers to bypass intended access restrictions, as demonstrated by a request for a .PHP file when there is a configuration rule for .php files.

The bug was discovered 09/30/2008. The weakness was shared 10/03/2008 (Website). It is possible to read the advisory at lighttpd.net. This vulnerability is uniquely identified as CVE-2008-4360 since 09/30/2008. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 42974 (openSUSE Security Update : lighttpd (lighttpd-1586)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87354 (lighttpd Multiple Security Vulnerabilities).

Upgrading to version 1.1.2 eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (45689), Tenable (42974), SecurityFocus (BID 31600†), OSVDB (48889†) and Secunia (SA32069†). The entries VDB-44318 and VDB-44230 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 42974
Nessus Name: openSUSE Security Update : lighttpd (lighttpd-1586)
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OpenVAS ID: 63385
OpenVAS Name: Fedora Core 9 FEDORA-2008-11923 (lighttpd)
OpenVAS File: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Upgrade: lighttpd 1.1.2

Timelineinfo

09/30/2008 🔍
09/30/2008 +0 days 🔍
09/30/2008 +0 days 🔍
10/03/2008 +3 days 🔍
10/03/2008 +0 days 🔍
10/06/2008 +3 days 🔍
10/12/2008 +6 days 🔍
11/23/2009 +407 days 🔍
12/02/2009 +9 days 🔍
03/17/2015 +1931 days 🔍
08/02/2021 +2330 days 🔍

Sourcesinfo

Advisory: 2283
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-4360 (🔍)
OVAL: 🔍

X-Force: 45689
SecurityFocus: 31600 - Lighttpd 'mod_userdir' Case Sensitive Comparison Security Bypass Vulnerability
Secunia: 32069
OSVDB: 48889 - CVE-2008-4360 - lighttpd - Security Bypass Issue
Vulnerability Center: 19688 - Lighttpd < 1.4.20 mod_userdir on Case Insensitive System Remote Bypass of Access Restrictions, Medium
Vupen: ADV-2008-2741

See also: 🔍

Entryinfo

Created: 03/17/2015 04:11 PM
Updated: 08/02/2021 10:43 AM
Changes: 03/17/2015 04:11 PM (77), 08/18/2019 09:30 AM (8), 08/02/2021 10:43 AM (3)
Complete: 🔍
Cache ID: 18:B51:40

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