phpBB 1.0.0/1.2.0/1.2.1/1.4.0 prefs.php/auth.php l_statsblock/l_privnotify privileges management

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in phpBB 1.0.0/1.2.0/1.2.1/1.4.0. Affected is an unknown function of the file prefs.php/auth.php. Executing a manipulation of the argument l_statsblock/l_privnotify can lead to privileges management. The identification of this vulnerability is CVE-2001-1471. Furthermore, there is an exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in phpBB 1.0.0/1.2.0/1.2.1/1.4.0 (Forum Software) and classified as problematic. This vulnerability affects an unknown part of the file prefs.php/auth.php. The manipulation of the argument l_statsblock/l_privnotify with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

prefs.php in phpBB 1.4.0 and earlier allows remote authenticated users to execute arbitrary PHP code via an invalid language value, which prevents the variables (1) $l_statsblock in prefs.php or (2) $l_privnotify in auth.php from being properly initialized, which can be modified by the user and later used in an eval statement.

The weakness was shared 07/31/2001 by Joao Gouveia as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability was named CVE-2001-1471 since 04/21/2005. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is necessary for exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed in Perl. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. By approaching the search of inurl:prefs.php/auth.php it is possible to find vulnerable targets with Google Hacking. The commercial vulnerability scanner Qualys is able to test this issue with plugin 10389 (PHPBB Arbitrary Command Execution Vulnerability).

Upgrading to version 1.4.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (21065), SecurityFocus (BID 3167†) and Vulnerability Center (SBV-6237†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: phpBB 1.4.1

Timelineinfo

07/31/2001 🔍
07/31/2001 +0 days 🔍
07/31/2001 +0 days 🔍
07/31/2001 +0 days 🔍
11/30/2004 +1218 days 🔍
04/21/2005 +142 days 🔍
07/07/2014 +3364 days 🔍
09/25/2025 +4098 days 🔍

Sourcesinfo

Product: phpbb.com

Advisory: kb.cert.org
Researcher: Joao Gouveia
Status: Confirmed

CVE: CVE-2001-1471 (🔍)
GCVE (CVE): GCVE-0-2001-1471
GCVE (VulDB): GCVE-100-17104
CERT: 🔍
X-Force: 6944
SecurityFocus: 3167 - phpBB Page Header Remote Arbitrary Command Execution Vulnerability
Vulnerability Center: 6237 - phpBB 1.0 .0 - 1.4.0 Allows Code Execution via page_header.php Script, Medium

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

Entryinfo

Created: 07/07/2014 16:53
Updated: 09/25/2025 03:47
Changes: 07/07/2014 16:53 (64), 05/26/2019 22:08 (2), 06/27/2021 06:36 (3), 11/17/2024 05:59 (15), 12/30/2024 08:36 (1), 09/25/2025 03:47 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!