Directory traversal vulnerability in kvarcve.dll in Autonomy (formerly Verity) KeyView SDK before 9.2.0, as used in Lotus Notes 6.5.4 and 7.0, allows remote attackers to delete arbitrary files via a (1) ZIP, (2) UUE or (3) TAR archive that contains a .. (dot dot) in the filename, which is not properly handled when generating a preview.