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.
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of phpGB (1.4 or later), available from Michael Walzl's Web page. See References.
References:
- BugTraq Mailing List, Mon Sep 09 2002 - 02:24:05 CDT : phpGB: cross site scripting bug.
- Michael Walzl's Web site: Michael Walzl's Homepage.
- 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.
Platforms Affected:
- Michael Walzl phpGB 1.10
Reported:
Sep 09, 2002
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