CVE-2002-0491

admin.php in AlGuest 1.0 guestbook checks for the existence of the admin cookie to authenticate the AlGuest administrator, which allows remote attackers to bypass the authentication and gain privileges by setting the admin cookie to an arbitrary value.

• http://www.iss.net/security_center/static/8623.phpVendor Advisory
• http://www.securityfocus.com/archive/1/263902Vendor Advisory
• http://www.securityfocus.com/bid/4355Exploit, Vendor Advisory
• http://www.iss.net/security_center/static/8623.phpVendor Advisory
• http://www.securityfocus.com/archive/1/263902Vendor Advisory
• http://www.securityfocus.com/bid/4355Exploit, Vendor Advisory

Published

Aug 12, 2002

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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