SEC Consult Vulnerability Lab Security Advisory < 20170724-1 >
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title: Open Redirect in Login Page
product: Multiple Ubiquiti Networks products, e.g.
TS-16-CARRIER, TS-5-POE, TS-8-PRO, AG-HP-2G16,
AG-HP-2G20, AG-HP-5G23, AG-HP-5G27, AirGrid M,
AirGrid M2, AirGrid M5, AR, AR-HP, BM2HP, BM2-Ti,
BM5HP, BM5-Ti, LiteStation M5, locoM2, locoM5,
locoM9, M2, M3, M365, M5, M900, NB-2G18, NB-5G22,
NB-5G25, NBM3, NBM365, NBM9, NSM2, NSM3, NSM365,
NSM5, PBM10, PBM3, PBM365, PBM5, PICOM2HP,
Power AP N
vulnerable version: AirOS 6.0.1 (XM), 1.3.4 (SW)
fixed version: AirOS 6.0.3 (XM), 1.3.5 (SW)
CVE number:
impact: Low
homepage: https://www.ubnt.com/
found: 2017-03-22
by: T. Weber (Office Vienna)
SEC Consult Vulnerability Lab
An integrated part of SEC Consult
Bangkok - Berlin - Linz - Montreal - Moscow
Singapore - Vienna (HQ) - Vilnius - Zurich
https://www.sec-consult.com
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Vendor description:
-------------------
"Ubiquiti Networks develops high-performance networking
technology for service providers and enterprises. Our technology
platforms focus on delivering highly advanced and easily deployable
solutions that appeal to a global customer base in underserved and
underpenetrated markets."
Source: http://ir.ubnt.com/
Business recommendation:
------------------------
SEC Consult recommends not to use the devices in production until a thorough
security review has been performed by security professionals and all
identified issues have been resolved.
Vulnerability overview/description:
-----------------------------------
1) Open Redirect in Login Page - HackerOne #158287
A open redirect vulnerability can be triggered by luring an attacked user to
authenticate to a Ubiquiti AirOS device by clicking on a crafted link.
This vulnerability was found earlier by another bug bounty participant
on HackerOne. It was numbered with #158287.
Proof of concept:
-----------------
http://<IP-of-Device>/login.cgi?uri=https://www.sec-consult.com
After a successful login, the user will be redirected to
https://www.sec-consult.com.
Vulnerable / tested versions:
-----------------------------
Ubiquiti Networks AirRouter (v6.0.1)
Ubiquiti Networks TS-8-PRO (v1.3.4)
Based on information embedded in the firmware of other Ubiquiti products
gathered from our IoT Inspector tool we believe the following devices are
affected as well:
Ubiquiti Networks LBE-M5-23 (Version: XW v6.0.1)
Ubiquiti Networks NBE-M2-13 (Version: XW v6.0.1)
Ubiquiti Networks NBE-M5-16 (Version: XW v6.0.1)
Ubiquiti Networks NBE-M5-19 (Version: XW v6.0.1)
Ubiquiti Networks PBE-M2-400 (Version: XW v6.0.1)
Ubiquiti Networks PBE-M5-300 (Version: XW v6.0.1)
Ubiquiti Networks PBE-M5-300-ISO (Version: XW v6.0.1)
Ubiquiti Networks PBE-M5-400 (Version: XW v6.0.1)
Ubiquiti Networks PBE-M5-400-ISO (Version: XW v6.0.1)
Ubiquiti Networks PBE-M5-620 (Version: XW v6.0.1)
Ubiquiti Networks RM2-Ti (Version: XW v6.0.1)
Ubiquiti Networks RM5-Ti (Version: XW v6.0.1)
Vendor contact timeline:
------------------------
2017-03-22: Contacting vendor via HackerOne.
2017-03-22: Vendor marked open redirect as duplicate to: #158287
The contact also states that this issue will be resolved
in the next release.
2017-05-05: Found updates (6.0.3 and 1.3.5) on the website of the vendor
and confirmed the fix - provide at least 90 days for
customers to apply the patch.
2017-05-15: Contacted vendor via e-mail and set the publication date
to 2017-07-24.
2017-07-24: Public release of security advisory
Solution:
---------
Upgrade to firmware version 6.0.3 (XM), 1.3.5 (SW) or later.
Workaround:
-----------
No workaround
Advisory URL:
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https://www.sec-consult.com/en/Vulnerability-Lab/Advisories.htm
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SEC Consult Vulnerability Lab
SEC Consult
Bangkok - Berlin - Linz - Montreal - Moscow
Singapore - Vienna (HQ) - Vilnius - Zurich
About SEC Consult Vulnerability Lab
The SEC Consult Vulnerability Lab is an integrated part of SEC Consult. It
ensures the continued knowledge gain of SEC Consult in the field of network
and application security to stay ahead of the attacker. The SEC Consult
Vulnerability Lab supports high-quality penetration testing and the evaluation
of new offensive and defensive technologies for our customers. Hence our
customers obtain the most current information about vulnerabilities and valid
recommendation about the risk profile of new technologies.
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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EOF T.Weber / @2017
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