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AUSCERT External Security Bulletin Redistribution
ESB-2021.1904
Cisco Common Services Platform Collector Command Injection Vulnerability
3 June 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: Common Services Platform Collector (CSPC)
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Root Compromise -- Existing Account
Execute Arbitrary Code/Commands -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-1538
Original Bulletin:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-CSPC-CIV-kDuBfNfu
- --------------------------BEGIN INCLUDED TEXT--------------------
Cisco Common Services Platform Collector Command Injection Vulnerability
Priority: Medium
Advisory ID: cisco-sa-CSPC-CIV-kDuBfNfu
First Published: 2021 June 2 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvx73324
CVE Names: CVE-2021-1538
CWEs: CWE-78
Summary
o A vulnerability in the configuration dashboard of Cisco Common Services
Platform Collector (CSPC) could allow an authenticated, remote attacker to
execute arbitrary code.
This vulnerability is due to insufficient sanitization of configuration
entries. An attacker could exploit this vulnerability by logging in as a
super admin and entering crafted input to configuration options on the CSPC
configuration dashboard. A successful exploit could allow the attacker to
execute remote code as root .
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-CSPC-CIV-kDuBfNfu
Affected Products
o Vulnerable Products
At the time of publication, this vulnerability affected Cisco CSPC releases
earlier than Release 2.9.1.
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 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 CSPC releases 2.9.1 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 by Aaron
Rhodes and Reno Zenere of the Cisco Advanced Security Initiatives Group
(ASIG).
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-CSPC-CIV-kDuBfNfu
Revision History
o +----------+---------------------------+----------+--------+--------------+
| Version | Description | Section | Status | Date |
+----------+---------------------------+----------+--------+--------------+
| 1.0 | Initial public release. | - | Final | 2021-JUN-02 |
+----------+---------------------------+----------+--------+--------------+
- --------------------------END INCLUDED TEXT--------------------
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