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AUSCERT External Security Bulletin Redistribution
Arbitrary file deletion in Cisco Network Analysis
21 November 2017
AusCERT Security Bulletin Summary
Product: Cisco Network Analysis Module Software
Publisher: Cisco Systems
Operating System: Network Appliance
Impact/Access: Delete Arbitrary Files -- Remote/Unauthenticated
CVE Names: CVE-2017-12285
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Cisco Network Analysis Module Parameter Directory Traversal Arbitrary File
Advisory ID: cisco-sa-20171018-nam
First Published: 2017 October 18 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvf41365
CVSS Score: Base 6.5
* A vulnerability in the web interface of Cisco Network Analysis Module
Software could allow an unauthenticated, remote attacker to delete
arbitrary files from an affected system.
The vulnerability exists because the affected software does not perform
proper input validation of HTTP requests that it receives and the software
does not apply role-based access controls (RBACs) to requested HTTP URLs.
An attacker could exploit this vulnerability by sending a crafted HTTP
request to the affected software. A successful exploit could allow the
attacker to delete arbitrary files from the affected system.
There are no workarounds that address this vulnerability.
This advisory is available at the following link:
* Vulnerable Products
This vulnerability affects Cisco Network Analysis Module Software. For
information about affected software releases, consult the Cisco bug ID(s)
at the top of this advisory.
Products Confirmed Not Vulnerable
No other Cisco products are currently known to be affected by this
* There are no workarounds that address this vulnerability.
* 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
* 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.
* Cisco would like to thank rgod, working with Trend Micro Zero Day
Initiative (ZDI), for finding and reporting this vulnerability.
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