CVE-2002-1820

CRITICAL

Ultimate PHP Board <1.0-1.0b - Privilege Escalation

Title source: llm

Description

register.php in Ultimate PHP Board (UPB) 1.0 and 1.0b uses an administrative account Admin with a capital "A," but allows a remote attacker to impersonate the administrator by registering an account name of admin with a lower case "a."

References (3)

Core 3

Core References

Broken Link, Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq

http://www.securityfocus.com/archive/1/289417

Broken Link, Patch vdb-entry x_refsource_xf

http://www.iss.net/security_center/static/9972.php

Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/5580

Scores

CVSS v3 9.8

EPSS 0.0238

EPSS Percentile 81.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-178

Status published

Products (1)

ultimate_php_board_project/ultimate_php_board 1.0 (2 CPE variants)

Published Dec 31, 2002

Tracked Since Feb 18, 2026