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AUSCERT External Security Bulletin Redistribution
ESB-2021.2630
Cisco Evolved Programmable Network Manager Sensitive
Information Disclosure Vulnerability
5 August 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: Cisco Evolved Programmable Network Manager (EPNM)
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-34707
Original Bulletin:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-epnm-info-disc-PjTZ5r6C
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Cisco Evolved Programmable Network Manager Sensitive Information Disclosure
Vulnerability
Priority: Medium
Advisory ID: cisco-sa-epnm-info-disc-PjTZ5r6C
First Published: 2021 August 4 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvs67013
CVE Names: CVE-2021-34707
CWEs: CWE-200
Summary
o A vulnerability in the REST API of Cisco Evolved Programmable Network
Manager (EPNM) could allow an authenticated, remote attacker to access
sensitive data on an affected system.
This vulnerability exists because the application does not sufficiently
protect sensitive data when responding to an API request. An attacker could
exploit the vulnerability by sending a specific API request to the affected
application. A successful exploit could allow the attacker to obtain
sensitive information about the application.
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-epnm-info-disc-PjTZ5r6C
Affected Products
o Vulnerable Products
At the time of publication, this vulnerability affected Cisco EPNM releases
5.0 and earlier.
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.
Cisco has confirmed that this vulnerability does not affect Cisco Prime
Infrastructure.
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 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 EPNM releases 5.1 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-epnm-info-disc-PjTZ5r6C
Revision History
o +----------+---------------------------+----------+--------+--------------+
| Version | Description | Section | Status | Date |
+----------+---------------------------+----------+--------+--------------+
| 1.0 | Initial public release. | - | Final | 2021-AUG-04 |
+----------+---------------------------+----------+--------+--------------+
- --------------------------END INCLUDED TEXT--------------------
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