phpBB up to 2.0.0 IMG Tag src cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in phpBB up to 2.0.0. This affects an unknown function of the component IMG Tag Handler. The manipulation of the argument src results in cross site scripting. This vulnerability is known as CVE-2002-0902. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in phpBB up to 2.0.0 (Forum Software). Affected is an unknown part of the component IMG Tag Handler. The manipulation of the argument src with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Cross-site scripting vulnerability in phpBB 2.0.0 (phpBB2) allows remote attackers to execute Javascript as other phpBB users by including a http:// and a double-quote (") in the [IMG] tag, which bypasses phpBB s security check, terminates the src parameter of the resulting HTML IMG tag, and injects the script.

The weakness was published 10/04/2002 (Website). The advisory is shared for download at online.securityfocus.com. This vulnerability is traded as CVE-2002-0902. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.007.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 10706 (PHPBB2 Image Tag HTML Injection Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Attack attempts may be identified with Snort ID 1667.

The vulnerability is also documented in the databases at X-Force (9178), Exploit-DB (21486), SecurityFocus (BID 4858†) and Vulnerability Center (SBV-4586†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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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

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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
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Snort ID: 1667
Snort Message: SERVER-WEBAPP cross site scripting HTML Image tag set to javascript attempt
Snort Class: 🔍
SourceFire IPS: 🔍

Timelineinfo

05/26/2002 🔍
05/26/2002 +0 days 🔍
10/04/2002 +131 days 🔍
10/04/2002 +0 days 🔍
06/21/2004 +626 days 🔍
07/29/2014 +3690 days 🔍
09/11/2025 +4062 days 🔍

Sourcesinfo

Product: phpbb.com

Advisory: online.securityfocus.com⛔
Status: Not defined

CVE: CVE-2002-0902 (🔍)
GCVE (CVE): GCVE-0-2002-0902
GCVE (VulDB): GCVE-100-18840
X-Force: 9178
SecurityFocus: 4858 - PHPBB2 Image Tag HTML Injection Vulnerability
Vulnerability Center: 4586 - XSS in PHPBB 2.0.0 Allows Code Execution, Medium

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

Entryinfo

Created: 07/29/2014 11:03
Updated: 09/11/2025 07:47
Changes: 07/29/2014 11:03 (58), 05/22/2019 13:06 (3), 01/21/2025 16:41 (27), 09/11/2025 07:47 (3)
Complete: 🔍
Cache ID: 216::103

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

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