ESB-2017.2951 - [Cisco] Cisco IP Phone 8800 Series: Execute arbitrary code/commands - Existing account 2017-11-17

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2951
        Cisco IP Phone 8800 Series: Command Injection Vulnerability
                             17 November 2017

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

Product:           Cisco IP Phone 8800 Series
Publisher:         Cisco Systems
Operating System:  Cisco
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12305  

Original Bulletin: 
   https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-ipp

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Cisco IP Phone 8800 Series Command Injection Vulnerability in Debug Shell

Severity: Medium
Advisory ID: cisco-sa-20171115-ipp
First Published: 2017 November 15 16:00  GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvf80034

CVE-2017-12305
CWE-77

CVSS Score:
Base 6.7
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X

Summary

  * A vulnerability in the debug interface of Cisco IP Phone 8800 series could
    allow an authenticated, local attacker to execute arbitrary commands.

    The vulnerability is due to insufficient input validation. An attacker
    could exploit this vulnerability by authenticating to the device and
    submitting additional command input to the affected parameter in the debug
    shell.

    There are no workarounds that address this vulnerability.

    This advisory is available at the following link:
    https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/
    cisco-sa-20171115-ipp

Affected Products

  * Vulnerable Products

    This vulnerability affects Cisco IP Phone 8800 Series. For information
    about affected software releases, consult the Cisco bug ID(s) at the top of
    this advisory.

    Products Confirmed Not Vulnerable

    No other Cisco products are currently known to be affected by this
    vulnerability.

Workarounds

  * There are no workarounds that address this vulnerability.

Fixed Software

  * For information about fixed software releases, consult the Cisco bug ID(s)
    at the top of this advisory.

    When considering software upgrades, customers are advised to regularly
    consult the advisories for Cisco products, which are available from the
    Cisco Security Advisories and Alerts page, to determine exposure and a
    complete upgrade solution.

    In all cases, customers should ensure that the devices to be upgraded
    contain sufficient memory and confirm that current hardware and software
    configurations will continue to be supported properly by the new release.
    If the information is not clear, customers are advised to contact the Cisco
    Technical Assistance Center (TAC) or their contracted maintenance
    providers.

Exploitation and Public Announcements

  * The Cisco Product Security Incident Response Team (PSIRT) is not aware of
    any public announcements or malicious use of the vulnerability that is
    described in this advisory.

Source

  * This vulnerability was found during internal security testing.

URL

  * https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/
    cisco-sa-20171115-ipp

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Legal Disclaimer

  * THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND
    OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR
    FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT
    OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES
    THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.

    A standalone copy or paraphrase of the text of this document that omits the
    distribution URL is an uncontrolled copy and may lack important information
    or contain factual errors. The information in this document is intended for
    end users of Cisco products.

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