ESB-2019.1002.2 - UPDATE [Appliance] Norton Core: Execute arbitrary code/commands - Console/physical 2019-04-12

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2019.1002.2
              SYMSA1476-Norton Core Arbitrary Code Execution
                               12 April 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Norton Core
Publisher:         Symantec
Operating System:  Network Appliance
Impact/Access:     Execute Arbitrary Code/Commands -- Console/Physical
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-9695  

Original Bulletin: 
   http://support.symantec.com/content/unifiedweb/en_US/article.SYMSA1476.html

Revision History:  April 12 2019: CVSS updated - User Interaction is not required 
                                  to exploit this vulnerability.
                   March 27 2019: Initial Release

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Advisory ID SYMSA1476
Initial Publication Date: 19 Mar 2019
Advisory Status:          Closed
Advisory Severity:        Medium
CVSS Base Score:          6.3

Summary

Affected Products

+-------------------------------------------------+
|Norton Core                                      |
+-------------+-------------------+---------------+
|CVE          |Affected Version(s)|Remediation    |
+-------------+-------------------+---------------+
|CVE-2019-9695|Prior to v278      |Upgrade to v278|
+-------------+-------------------+---------------+

Issues

+-----------------------------------------------------------------------------+
|CVE-2019-9695                                                                |
+------------+----------------------------------------------------------------+
|Severity/   |Medium / 6.3 AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H                |
|CVSSv3:     |                                                                |
+------------+----------------------------------------------------------------+
|References: |Security Focus: BID 107478 / NVD: CVE-2019-9695                 |
|            |                                                                |
|Impact:     |Arbitrary Code Execution                                        |
+------------+----------------------------------------------------------------+
|            |Norton Core may be susceptible to an arbitrary code execution   |
|            |issue, which is a type of vulnerability that has the potential  |
|Description:|of allowing an individual to execute arbitrary commands or code |
|            |on a target machine or in a target process. Note that this      |
|            |exploit is only possible with direct physical access to the     |
|            |device.                                                         |
+------------+----------------------------------------------------------------+

Mitigation

The issue was validated by the product team engineers. A Norton Core update,
v278, has been released which addresses the aforementioned issue. Note that
Norton Core updates are received to devices automatically via firmware updates 
to the router. At this time, Symantec is not aware of any exploitations or
adverse customer impact from these issues.

Symantec recommends the following measures to reduce risk of attack:

  o To ensure that Norton Core stays up to date, keep it powered on and
    connected to the internet

Acknowledgements

- - CVE-2019-9695: Moshe Wagner <moshe.wagner@gmail.com>

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