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Category:   Device (Embedded Server/Appliance)  >   Sophos Web Appliance Vendors:   Sophos
Sophos Web Protection Appliance Command Injection Flaw Lets Remote Users Execute Arbitrary Commands
SecurityTracker Alert ID:  1028984
SecurityTracker URL:  http://securitytracker.com/id/1028984
CVE Reference:   CVE-2013-4983, CVE-2013-4984   (Links to External Site)
Date:  Sep 6 2013
Impact:   Execution of arbitrary code via network, Root access via local system, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.7.9 and prior, 3.8.0 and 3.8.1
Description:   Two vulnerabilities were reported in Sophos Web Protection Appliance. A remote user can execute arbitrary commands on the target system. A local user can gain elevated privileges.

A remote user can supply a specially crafted 'c' parameter value to the '/opt/ui/apache/htdocs/end-user/index.php' file to execute arbitrary operating system commands on the target system with web server privileges [CVE-2013-4983].

A local user with web server privileges (i.e., 'spiderman' user) can invoke the '/opt/cma/bin/clear_keys.pl' script to gain root privileges on the target system [CVE-2013-4984].

The vendor was notified on August 12, 2013.

The original advisory is available at:

http://www.coresecurity.com/advisories/sophos-web-protection-appliance-multiple-vulnerabilities

Francisco Falcon from Core Exploit Writers Team reported these vulnerabilities.

Impact:   A remote user can execute arbitrary commands on the target system.

A local user with web server privileges can obtain root privileges.

Solution:   The vendor has issued a fix (3.7.9.1, 3.8.1.1).

The vendor's advisory is available at:

http://www.sophos.com/en-us/support/knowledgebase/119773.aspx

Vendor URL:  www.sophos.com/en-us/support/knowledgebase/119773.aspx (Links to External Site)
Cause:   Access control error, Input validation error

Message History:   None.


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