phpGB entry deletion cross-site scripting
| phpgb-entry-deletion-xss (10060) |  Medium Risk |
Description:
phpGB is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could embed malicious script within a guestbook entry, which would be executed in the administrator's Web browser, if the administrator attempts to delete the entry. An attacker could use this vulnerability to obtain the administrator's cookie-based authentication credentials and gain administrative access to the guestbook.
Platforms Affected:
- Michael Walzl, phpGB 1.10
Remedy:
Upgrade to the latest version of phpGB (1.4 or later), available from Michael Walzl's Web page. See References.
Consequences:
Gain Access
References:
- BugTraq Mailing List, Mon Sep 09 2002 - 02:24:05 CDT , phpGB: cross site scripting bug at http://archives.neohapsis.com/archives/bugtraq/2002-09/0069.html.
- Michael Walzl's Web site, Michael Walzl's Homepage at http://www.walzl.net/michi/index.phtml.
- BID-5676: phpGB HTML Injection Vulnerability
- CVE-2002-1480: Cross-site scripting (XSS) vulnerability in phpGB before 1.20 allows remote attackers to inject arbitrary HTML or script into guestbook pages, which is executed when the administrator deletes the entry.
Reported:
Sep 09, 2002
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