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AUSCERT External Security Bulletin Redistribution
ESB-2020.2124
Cisco Network Services Orchestrator Information Disclosure Vulnerability
18 June 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: Cisco Network Services Orchestrator
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-3362
Original Bulletin:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nso-info-disclosure-WdNvBTNq
- --------------------------BEGIN INCLUDED TEXT--------------------
Cisco Network Services Orchestrator Information Disclosure Vulnerability
Priority: Medium
Advisory ID: cisco-sa-nso-info-disclosure-WdNvBTNq
First Published: 2020 June 17 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvu17597
CVE-2020-3362
CWE-200
Summary
o A vulnerability in the CLI of Cisco Network Services Orchestrator (NSO)
could allow an authenticated, local attacker to access confidential
information on an affected device.
The vulnerability is due to a timing issue in the processing of CLI
commands. An attacker could exploit this vulnerability by executing a
specific sequence of commands on the CLI. A successful exploit could allow
the attacker to read configuration information that would normally be
accessible to administrators only.
Cisco has released software updates that address this vulnerability. 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-nso-info-disclosure-WdNvBTNq
Affected Products
o Vulnerable Products
At the time of publication, this vulnerability affected Cisco NSO software
releases earlier than Release 4.7.7.3 and Release 5.1.4.2.
See the Details section in the bug ID(s) at the top of this advisory for
the most complete and current information.
Products Confirmed Not Vulnerable
Only products listed in the Vulnerable Products section of this advisory
are known to be affected by this vulnerability.
Workarounds
o There are no workarounds that address this vulnerability.
Fixed Software
o 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.
Fixed Releases
At the time of publication, Cisco NSO software releases 4.7.7.3 and later
and releases 5.1.4.2 and later contained the fix for this vulnerability.
See the Details section in the bug ID(s) at the top of this advisory for
the most complete and current information.
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.
Source
o This vulnerability was found during internal security testing.
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.
URL
o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/
cisco-sa-nso-info-disclosure-WdNvBTNq
Revision History
o +----------+---------------------------+----------+--------+--------------+
| Version | Description | Section | Status | Date |
+----------+---------------------------+----------+--------+--------------+
| 1.0 | Initial public release. | - | Final | 2020-JUN-17 |
+----------+---------------------------+----------+--------+--------------+
- --------------------------END INCLUDED TEXT--------------------
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