phpBB up to 2.0.17 usercp_register.php list_cat 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 labeled as problematic has been found in phpBB. Affected by this issue is some unknown functionality of the file usercp_register.php. Executing a manipulation of the argument list_cat can lead to cross site scripting. The identification of this vulnerability is CVE-2005-3418. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in phpBB (Forum Software). It has been declared as problematic. This vulnerability affects an unknown part of the file usercp_register.php. The manipulation of the argument list_cat 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:

Multiple cross-site scripting (XSS) vulnerabilities in phpBB 2.0.17 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) error_msg parameter to usercp_register.php, (2) forward_page parameter to login.php, and (3) list_cat parameter to search.php, which are not initialized as variables.

The bug was discovered 08/14/2005. The weakness was shared 10/31/2005 by Stefan Esser with Hardened-PHP Project (Website). The advisory is shared for download at hardened-php.net. This vulnerability was named CVE-2005-3418 since 11/01/2005. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 78 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:usercp_register.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 22791 (Debian DSA-925-1 : phpbb2 - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

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

The vulnerability is also documented in the databases at X-Force (23969), Tenable (22791), SecurityFocus (BID 15243†), OSVDB (20387†) and Secunia (SA17366†). The entries VDB-27254, VDB-26821, VDB-26766 and VDB-26765 are related to this item. 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

AVACAuCIA
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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: 🔍
Status: Proof-of-Concept
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22791
Nessus Name: Debian DSA-925-1 : phpbb2 - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 56053
OpenVAS Name: Debian Security Advisory DSA 925-1 (phpbb2)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/14/2005 🔍
10/31/2005 +78 days 🔍
10/31/2005 +0 days 🔍
10/31/2005 +0 days 🔍
10/31/2005 +0 days 🔍
10/31/2005 +0 days 🔍
11/01/2005 +0 days 🔍
11/01/2005 +0 days 🔍
11/21/2005 +20 days 🔍
12/22/2005 +31 days 🔍
10/14/2006 +296 days 🔍
03/11/2015 +3070 days 🔍
06/11/2019 +1553 days 🔍

Sourcesinfo

Product: phpbb.com

Advisory: hardened-php.net
Researcher: Stefan Esser
Organization: Hardened-PHP Project
Status: Confirmed

CVE: CVE-2005-3418 (🔍)
GCVE (CVE): GCVE-0-2005-3418
GCVE (VulDB): GCVE-100-26764
X-Force: 23969
SecurityFocus: 15243 - PHPBB Global Variable Deregistration Bypass Vulnerabilities
Secunia: 17366 - phpBB Multiple Vulnerabilities, Highly Critical
OSVDB: 20387 - phpBB usercp_register.php error_msg Parameter XSS
SecurityTracker: 1015121
Vulnerability Center: 9718 - phpBB <2.0.18 XSS via error_msg, forward_page \x26 list_cat Parameters, Medium
Vupen: ADV-2005-2250

See also: 🔍

Entryinfo

Created: 03/11/2015 23:39
Updated: 06/11/2019 16:51
Changes: 03/11/2015 23:39 (80), 06/11/2019 16:51 (9)
Complete: 🔍
Cache ID: 216:342:103

Once again VulDB remains the best source for vulnerability data.

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