// For flags

CVE-2006-4450

phpBB 2.0.20 - Unauthorized HTTP Proxy

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

usercp_avatar.php in PHPBB 2.0.20, when avatar uploading is enabled, allows remote attackers to use the server as a web proxy by submitting a URL to the avatarurl parameter, which is then used in an HTTP GET request.

usercp_avatar.php en PHPBB 2.0.20, cuando la subida de ficheros avatar está habilitada, permite a atacantes remotos usar el servidor como un proxy web enviando una URL al parámetro avatarurl, el cual es usado entonces en una petición HTTP GET.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2006-08-29 CVE Reserved
  • 2006-08-30 CVE Published
  • 2013-08-25 First Exploit
  • 2024-08-07 CVE Updated
  • 2025-04-18 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Phpbb Group
Search vendor "Phpbb Group"
 Phpbb
Search vendor "Phpbb Group" for product "Phpbb"
 2.0.20
Search vendor "Phpbb Group" for product "Phpbb" and version "2.0.20"
-
Affected