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Category:   Application (Security)  >   OpenSSL Vendors:   OpenSSL.org
(Apple Issues Fix) OpenSSL Off-by-one Overflow in SL_get_shared_ciphers() Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1020594
SecurityTracker URL:  http://securitytracker.com/id/1020594
CVE Reference:   CVE-2007-5135   (Links to External Site)
Date:  Aug 1 2008
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 0.9.7m and 0.9.8e and prior versions
Description:   A vulnerability was reported in OpenSSL. A remote user can execute arbitrary code on the target system.

A remote user can send specially crafted data to applications that use the SL_get_shared_ciphers() function trigger an off-by-one overflow and execute arbitrary code on the target system. The code will run with the privileges of the target service.

The vulnerability resides in 'ssl/ssl_lib.c'.

The vendor was notified on June 6, 2007.

Moritz Jodeit reported this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   Apple has issued a fix (Security Update 2008-005), which can be downloaded and installed via Software Update preferences, or from Apple Downloads at:

http://www.apple.com/support/downloads/

The Apple advisory is available at:

http://support.apple.com/kb/HT2647

Vendor URL:  www.openssl.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  UNIX (macOS/OS X)
Underlying OS Comments:  10.4.11, 10.5.4

Message History:   This archive entry is a follow-up to the message listed below.
Oct 1 2007 OpenSSL Off-by-one Overflow in SL_get_shared_ciphers() Lets Remote Users Execute Arbitrary Code



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