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AUSCERT External Security Bulletin Redistribution
Cisco Unified Communications Manager Digest Credentials
11 January 2019
AusCERT Security Bulletin Summary
Product: Cisco Unified Communications Manager
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Access Privileged Data -- Existing Account
CVE Names: CVE-2018-0474
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Cisco Unified Communications Manager Digest Credentials Disclosure
Advisory ID: cisco-sa-20190109-cucm-creds-disclosr
First Published: 2019 January 9 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvc21606
CVSS Score: Base 4.3
o A vulnerability in the web-based management interface of Cisco Unified
Communications Manager could allow an authenticated, remote attacker to
view digest credentials in clear text.
The vulnerability is due to the incorrect inclusion of saved passwords in
configuration pages. An attacker could exploit this vulnerability by
logging in to the Cisco Unified Communications Manager web-based management
interface and viewing the source code for the configuration page. A
successful exploit could allow the attacker to recover passwords and expose
those accounts to further attack.
There are no workarounds that address this vulnerability.
This advisory is available at the following link:
o Vulnerable Products
This vulnerability affects Cisco Unified Communications Manager. 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.
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 not aware of
any public announcements or malicious use of the vulnerability that is
described in this advisory.
o This vulnerability was found during the resolution of a Cisco TAC support
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.
| Version | Description | Section | Status | Date |
| 1.0 | Initial public release. | -- | Final | 2019-January-09 |
o 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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