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Category:   Application (Generic)  >   Perl Vendors:   Wall, Larry
(IBM Issues Fix) Perl Regex Processing Bug May Let Users Execute Arbitrary Code
SecurityTracker Alert ID:  1019113
SecurityTracker URL:  http://securitytracker.com/id/1019113
CVE Reference:   CVE-2007-5116   (Links to External Site)
Date:  Dec 18 2007
Impact:   Execution of arbitrary code via local system, Execution of arbitrary code via network, User access via local system, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5.8
Description:   A vulnerability was reported in Perl. A local or remote user can execute arbitrary code on the target system.

A remote or local user may be able to supply a specially crafted regular expression to execute arbitrary code on the target system.

Tavis Ormandy and Will Drewry reported this vulnerability.

Impact:   A local or remote user can execute arbitrary code on the target system.
Solution:   IBM has issued interim fixes, available at:

ftp://aix.software.ibm.com/aix/efixes/security/perl_ifix.tar

IBM plans to issue the following APARS:

5.2: IZ10220
5.3 through TL06: IZ10244
5.3 TL07: IZ10244
6.1: IZ10244

The IBM advisories are available at:

http://www.ibm.com/support/docview.wss?uid=isg1IZ10220
http://www.ibm.com/support/docview.wss?uid=isg1IZ10244

Cause:   Input validation error
Underlying OS:  UNIX (AIX)
Underlying OS Comments:  5.2, 5.3, 6.1

Message History:   This archive entry is a follow-up to the message listed below.
Nov 6 2007 Perl Regex Processing Bug May Let Users Execute Arbitrary Code



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