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             AUSCERT External Security Bulletin Redistribution

  Cisco Data Center Network Manager Information Disclosure Vulnerability
                             20 September 2019


        AusCERT Security Bulletin Summary

Product:           Cisco Data Center Network Manager
Publisher:         Cisco Systems
Operating System:  Cisco
Impact/Access:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-1622  

Original Bulletin: 

Revision History:  September 20 2019: Cisco notes that a proof-of-concept
                                      exploit is now available.
                   June      27 2019: Initial Release

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Cisco Data Center Network Manager Information Disclosure Vulnerability

Priority:        Medium
Advisory ID:     cisco-sa-20190626-dcnm-infodiscl
First Published: 2019 June 26 16:00 GMT
Last Updated:    2019 September 19 16:08 GMT
Version 1.1:     Final
Workarounds:     No workarounds available
Cisco Bug IDs:   CSCvo64654


CVSS Score:


  o A vulnerability in the web-based management interface of Cisco Data Center
    Network Manager (DCNM) could allow an unauthenticated, remote attacker to
    retrieve sensitive information from an affected device.

    The vulnerability is due to improper access controls for certain URLs on
    affected DCNM software. An attacker could exploit this vulnerability by
    connecting to the web-based management interface of an affected device and
    requesting specific URLs. A successful exploit could allow the attacker to
    download log files and diagnostic information from the affected device.

    There are no workarounds that address this vulnerability.

    This advisory is available at the following link:

Affected Products

  o Vulnerable Products

    This vulnerability affects Cisco Data Center Network Manager (DCNM)

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

    Products Confirmed Not Vulnerable

    Only products listed in the Vulnerable Products section of this advisory
    are known to be affected by this vulnerability.


  o There are no workarounds that address this vulnerability.

Fixed Software

  o 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

Exploitation and Public Announcements

  o The Cisco Product Security Incident Response Team (PSIRT) is aware that
    proof-of-concept exploit code is available for the vulnerability described
    in this advisory.

    The Cisco PSIRT is not aware of any malicious use of the vulnerability that
    is described in this advisory.


  o Cisco would like to thank independent security researcher Pedro Ribeiro for
    reporting this vulnerability to the iDefense Vulnerability Contributor

Cisco Security Vulnerability Policy

  o To learn about Cisco security vulnerability disclosure policies and
    publications, see the Security Vulnerability Policy . This document also
    contains instructions for obtaining fixed software and receiving security
    vulnerability information from Cisco.

Action Links for This Advisory

  o Snort Rule 50515


  o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/

Revision History

  o +---------+------------------+---------------+--------+-------------------+
    | Version |   Description    |    Section    | Status |       Date        |
    |         | Documented the   |               |        |                   |
    |         | availability of  | Exploitation  |        |                   |
    | 1.1     | a                | and Public    | Final  | 2019-September-19 |
    |         | proof-of-concept | Announcements |        |                   |
    |         | exploit.         |               |        |                   |
    | 1.0     | Initial public   | -             | Final  | 2019-June-26      |
    |         | release.         |               |        |                   |

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