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Archive_Tar v 1.2(Tested) (Tar file management class) Directory traversal
Feb 24 2006 01:57PM
h e (het_ebadi yahoo com)
Archive_Zipr (Zip file management class) Directory
This class provides handling of tar files in PHP.
It supports creating, listing, extracting and adding
to tar files.
Gzip support is available if PHP has the zlib
extension built-in or
loaded. Bz2 compression is also supported with the bz2
The information has been provided by Hamid Ebadi
( Hamid Network Security Team) : admin (at) hamid (dot) ir. [email concealed]
The original article can be found at :
Tested on zip.lib.php v 1.1
Directory traversal while extracting (.ZIP)
What is Directory traversal in archivers?
that allowed one to create malicous archive files,
which would overwrite system files or place dangerous
files in defined directory(example :shell.php in
This could be abused by sending an archive to a local
user who would unzip / untar an archive, the archive
would then be able to overwrite any file to which the
user has write permissions, thus it could also be
abused if a system ran som antivirus software which
automatically opened archive files.
use HEAP [Hamid Evil Archive Pack]
you can find it from Hamid Network Security Team:
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