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Category:   Application (Generic)  >   unarj Vendors:   Jung, Robert K.
unarj Buffer Overflow in Processing Long File Names May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1012194
SecurityTracker URL:  http://securitytracker.com/id/1012194
CVE Reference:   CVE-2004-0947   (Links to External Site)
Date:  Nov 11 2004
Impact:   Execution of arbitrary code via network, User access via network

Version(s): possibly 2.63a
Description:   A buffer overflow vulnerability was reported in unarj. A remote user may be able to execute arbitrary code on the target system.

Fedora reported that a remote user can create a specially crafted (long) file name that, when processed by unarj, will cause the process to crash or to execute arbitrary code.

Impact:   A remote user can create an archive that, when uncompressed by the target user, will execute arbitrary code on the target user's system.
Solution:   No upstream solution was available at the time of this entry.
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 12 2004 (Fedora Issues Fix for FC2) unarj Buffer Overflow in Processing Long File Names May Let Remote Users Execute Arbitrary Code
Fedora has released a fix for Fedora Core 2.
Nov 19 2004 (Gentoo Issues Fix) unarj Buffer Overflow in Processing Long File Names May Let Remote Users Execute Arbitrary Code
Gentoo has released a fix.
Jan 13 2005 (Red Hat Issues Fix) unarj Buffer Overflow in Processing Long File Names May Let Remote Users Execute Arbitrary Code
Red Hat has released a fix.
Jan 21 2005 (Debian Issues Fix) unarj Buffer Overflow in Processing Long File Names May Let Remote Users Execute Arbitrary Code
Debian has released a fix.



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