Verity Ultraseek before 5.7 allows remote attackers to obtain sensitive information via direct requests with (1) a null ("%00") terminated url parameter to help/urlstatusgo.html; or missing parameters to (2) help/header.html, (3) help/footer.html, (4) spell.html, (5) coreforma.html, (6) daterange.html, (7) hits.html, (8) hitsnavbottom.html, (9) indexform.html, (10) indexforma.html, (11) languages.html, (12) nohits.html, (13) onehit1.html, (14) onehit2.html, (15) query.html, (16) queryform0.html, (17) queryform0a.html, (18) queryform1.html, (19) queryform1a.html, (20) queryform2.html, (21) queryform2a.html, (22) quicklinks.html, (23) relatedtopics.html, (24) signin.html, (25) subtopics.html, (26) thesaurus.html, (27) topics.html, (28) hitspagebar.html, (29) highlight/highlight.html, (30) highlight/highlight_one.html, and (31) highlight/topnav.html, which leaks the installation path in the resulting error message.