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AUSCERT External Security Bulletin Redistribution
ESB-2019.0534
Cisco IoT Field Network Director XML External Entity Vulnerability
21 February 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: Cisco IoT Field Network Director
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Read-only Data Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-1698
Original Bulletin:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-iot-fnd-xml
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Cisco IoT Field Network Director XML External Entity Vulnerability
Priority: Medium
Advisory ID: cisco-sa-20190220-iot-fnd-xml
First Published: 2019 February 20 16:00 GMT
Version 1.0: Final
Workarounds: No workarounds available
Cisco Bug IDs: CSCvm85075
CVE-2019-1698
CWE-611
CVSSÂ Score:
4.9 AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:X/RL:X/RC:X
Summary
o
A vulnerability in the web-based user interface of Cisco Internet of
Things Field Network Director (IoT-FND) Software could allow an
authenticated, remote attacker to gain read access to information that is
stored on an affected system.
The vulnerability is due to improper handling of XML External Entity (XXE)
entries when parsing certain XML files. An attacker could exploit this
vulnerability by importing a crafted XML file with malicious entries,
which could allow the attacker to read files within the affected
application.
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-20190220-iot-fnd-xml
Affected Products
o Vulnerable Products
This vulnerability affects Cisco IoT-FND Software. 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.
Workarounds
o There are no workarounds that address this vulnerability.
Fixed Software
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
providers.
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.
Subscribe to Cisco Security Notifications
o Subscribe
URL
o https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/
cisco-sa-20190220-iot-fnd-xml
Revision History
o
+----------+--------------------------+----------+--------+-------------------+
| Version | Description | Section | Status | Date |
+----------+--------------------------+----------+--------+-------------------+
| 1.0 | Initial public release. | -- | Final | 2019-February-20 |
+----------+--------------------------+----------+--------+-------------------+
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