Vulnerabilidades

TWiki 4.0.0, 4.0.1, and 4.0.2 allows remote attackers to gain Twiki administrator privileges via a TWiki.TWikiRegistration form with a modified action attribute that references the Sandbox web instead of the user web, which can then be used to associate the user's login name with the WikiName of a member of the…

TWiki 4.0, 4.0.1, and 20010901 through 20040904 allows remote authenticated users with edit rights to cause a denial of service (infinite recursion leading to CPU and memory consumption) via INCLUDE by URL statements that form a loop, such as a page that includes itself.

The (1) rdiff and (2) preview scripts in TWiki 4.0 and 4.0.1 ignore access control settings, which allows remote attackers to read restricted areas and access restricted content in TWiki topics.

The history (revision control) function in TWiki 02-Sep-2004 and earlier allows remote attackers to execute arbitrary code via shell metacharacters, as demonstrated via the rev parameter to TWikiUsers.

The search function in TWiki 20030201 allows remote attackers to execute arbitrary commands via shell metacharacters in a search string.

The ImageGalleryPlugin (ImageGalleryPlugin.pm) in Twiki allows remote attackers to execute arbitrary commands via certain commands that generate thumbnails.