Invision Power Services IP.Board up to 2.1.x search.php preg_replace lastdate cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Invision Power Services IP.Board up to 2.1.x. Affected by this issue is the function preg_replace of the file search.php. Executing a manipulation of the argument lastdate can lead to cross site scripting. This vulnerability is tracked as CVE-2006-2059. The attack can be launched remotely. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Invision Power Services IP.Board up to 2.1.x (Forum Software). It has been declared as problematic. This vulnerability affects the function preg_replace of the file search.php. The manipulation of the argument lastdate with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect integrity. CVE summarizes:

action_public/search.php in Invision Power Board (IPB) 2.1.x and 2.0.x before 20060425 allows remote attackers to execute arbitrary PHP code via a search with a crafted value of the lastdate parameter, which alters the behavior of a regular expression to add a "#e" (execute) modifier.

The weakness was disclosed 04/25/2006 by IceShaman and Wells (Website). The advisory is shared for download at forums.invisionpower.com. This vulnerability was named CVE-2006-2059 since 04/26/2006. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.007.

A public exploit has been developed in Perl and been published before and not just after the advisory. It is possible to download the exploit at digitalsec.es. It is declared as proof-of-concept. By approaching the search of inurl:search.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 21307 (Invision Power Board 2.x.x < 04-25-06 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses.

Upgrading to version 2.1.x eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (26070), Exploit-DB (1720), Tenable (21307), SecurityFocus (BID 17695†) and OSVDB (25005†). The entries VDB-29934 and VDB-29933 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 21307
Nessus Name: Invision Power Board 2.x.x < 04-25-06 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IP.Board 2.1.x

Timelineinfo

04/25/2006 🔍
04/25/2006 +0 days 🔍
04/25/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
05/03/2006 +6 days 🔍
05/09/2006 +6 days 🔍
03/12/2015 +3229 days 🔍
12/10/2025 +3926 days 🔍

Sourcesinfo

Vendor: invisioncommunity.com

Advisory: forums.invisionpower.com
Researcher: IceShaman, Wells
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-2059 (🔍)
GCVE (CVE): GCVE-0-2006-2059
GCVE (VulDB): GCVE-100-29932
X-Force: 26070
SecurityFocus: 17695 - Invision Power Board Search.PHP Script Injection Vulnerability
Secunia: 19830 - Invision Power Board Multiple Vulnerabilities, Highly Critical
OSVDB: 25005 - Invision Power Board search.php lastdate Variable Arbitrary PHP Code Execution
Vulnerability Center: 11356 - Invision Power Board PHP Code Execution via Specially Crafted Search Request, High
Vupen: ADV-2006-1534

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

Entryinfo

Created: 03/12/2015 12:19
Updated: 12/10/2025 19:07
Changes: 03/12/2015 12:19 (68), 08/06/2017 15:12 (16), 07/12/2021 08:50 (3), 12/10/2025 19:07 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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