e107 CMS 0.7.5 class2.php path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability, which was classified as critical, has been found in e107 CMS 0.7.5 (Content Management System). This issue affects an unknown functionality of the file class2.php. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Directory traversal vulnerability in class2.php in e107 0.7.5 and earlier allows remote attackers to read and execute PHP code in arbitrary files via ".." sequences in the e107language_e107cookie cookie to gsitemap.php.

The bug was discovered 11/04/2006. The weakness was disclosed 11/07/2006 by Kacper (Website). It is possible to read the advisory at milw0rm.com. The identification of this vulnerability is CVE-2006-5786 since 11/07/2006. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

A public exploit has been developed in Perl. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:class2.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 23624 (e107 class2.php e107language_e107cookie Cookie Traversal Local File Inclusion), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (30030), Tenable (23624) and Exploit-DB (2711).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
Google Hack: 🔍

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Nessus ID: 23624
Nessus Name: e107 class2.php e107language_e107cookie Cookie Traversal Local File Inclusion
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

11/01/2006 🔍
11/04/2006 +3 days 🔍
11/04/2006 +0 days 🔍
11/06/2006 +2 days 🔍
11/07/2006 +1 days 🔍
11/07/2006 +0 days 🔍
11/07/2006 +0 days 🔍
11/13/2006 +6 days 🔍
11/21/2006 +8 days 🔍
03/12/2015 +3033 days 🔍
07/11/2019 +1582 days 🔍

Sourcesinfo

Advisory: milw0rm.com⛔
Researcher: Kacper
Status: Not defined

CVE: CVE-2006-5786 (🔍)
X-Force: 30030
Vulnerability Center: 13077 - e107 Directory Traversal Vulnerability in class2.php, High
SecurityFocus: 20913 - e107 GSitemap.PHP Local File Include Vulnerability
OSVDB: 33920 - e107 - GSitemap.PHP - Local File Include Issue

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/11/2019 08:45
Changes: 03/12/2015 22:21 (72), 07/11/2019 08:45 (7)
Complete: 🔍

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