phpBB 2.0.15 viewtopic.php preg_replace file inclusion

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in phpBB 2.0.15. The affected element is the function preg_replace of the file viewtopic.php. Performing a manipulation results in file inclusion. This vulnerability is reported as CVE-2005-2086. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in phpBB 2.0.15 (Forum Software). It has been classified as critical. This affects the function preg_replace of the file viewtopic.php. The manipulation with an unknown input leads to a file inclusion vulnerability. CWE is classifying the issue as CWE-73. The product allows user input to control or influence paths or file names that are used in filesystem operations. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

PHP remote file inclusion vulnerability in viewtopic.php in phpBB 2.0.15 and earlier allows remote attackers to execute arbitrary PHP code.

The bug was discovered 06/23/2005. The weakness was disclosed 06/28/2005 by Ron van Daal (Website). It is possible to read the advisory at phpbb.com. This vulnerability is uniquely identified as CVE-2005-2086 since 06/30/2005. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download at archives.neohapsis.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:viewtopic.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 18928 (FreeBSD : phpbb -- remote PHP code execution vulnerability (4afacca1-eb9d-11d9-a8bd-000cf18bbe54)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12165 (PHPBB Viewtopic.PHP Remote Code Execution Vulnerability).

A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 3174.

The vulnerability is also documented in the databases at Exploit-DB (1113), Tenable (18928), SecurityFocus (BID 14086†), OSVDB (17613†) and Secunia (SA15845†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
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: File inclusion
CWE: CWE-73
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 18928
Nessus Name: FreeBSD : phpbb -- remote PHP code execution vulnerability (4afacca1-eb9d-11d9-a8bd-000cf18bbe54)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 53989
OpenVAS Name: FreeBSD Ports: phpbb
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/phpbb_highlight
Saint Name: phpBB viewtopic.php highlight parameter vulnerability

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: phpbb_highlight.rb
MetaSploit Name: phpBB viewtopic.php Arbitrary Code Execution
MetaSploit File: 🔍

D2Sec: Phpbb RCE

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/23/2005 🔍
06/28/2005 +4 days 🔍
06/28/2005 +0 days 🔍
06/28/2005 +0 days 🔍
06/28/2005 +0 days 🔍
06/28/2005 +0 days 🔍
06/28/2005 +0 days 🔍
06/30/2005 +1 days 🔍
07/04/2005 +4 days 🔍
07/05/2005 +1 days 🔍
07/13/2005 +8 days 🔍
03/11/2015 +3528 days 🔍
06/30/2025 +3764 days 🔍

Sourcesinfo

Product: phpbb.com

Advisory: phpbb.com
Researcher: Ron van Daal
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-2086 (🔍)
GCVE (CVE): GCVE-0-2005-2086
GCVE (VulDB): GCVE-100-25647
SecurityFocus: 14086
Secunia: 15845 - phpBB "highlight" PHP Code Execution and Script Insertion, Highly Critical
OSVDB: 17613 - phpBB viewtopic.php Highlighting Feature Arbitrary PHP Code Execution
Vulnerability Center: 8505 - PHP Injection in PhpBB <= 2.0.15 via 'viewtopic.php\x27, High

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

Entryinfo

Created: 03/11/2015 11:41
Updated: 06/30/2025 08:12
Changes: 03/11/2015 11:41 (81), 01/29/2018 16:08 (12), 07/05/2021 11:30 (4), 07/05/2021 11:37 (1), 06/30/2025 08:12 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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