CVE-2018-1000850: Input Validation
First published: Sun Oct 21 2018(Updated: )
A directory traversal vulnerability was found in retrofit that can allow for resource manipulation. An attacker can add or remove resources which should not be available to him. References: <a href="https://github.com/square/retrofit/blob/master/CHANGELOG.md">https://github.com/square/retrofit/blob/master/CHANGELOG.md</a> <a href="https://github.com/square/retrofit/commit/b9a7f6ad72073ddd40254c0058710e87a073047d#diff-943ec7ed35e68201824904d1dc0ec982">https://github.com/square/retrofit/commit/b9a7f6ad72073ddd40254c0058710e87a073047d#diff-943ec7ed35e68201824904d1dc0ec982</a> <a href="https://ihacktoprotect.com/post/retrofit-path-traversal/">https://ihacktoprotect.com/post/retrofit-path-traversal/</a>
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/retrofit | <2.5.0 | 2.5.0 |
| IBM GDE | <=3.0.0.2 | |
| Squareup Retrofit | >=2.0.0<2.5.0 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2018-1000850 https://nvd.nist.gov/vuln/detail/CVE-2018-1000850
- https://bugzilla.redhat.com/show_bug.cgi?id=1663904
- https://access.redhat.com/errata/RHSA-2019:3892
- https://access.redhat.com/security/cve/cve-2018-1000850
- https://github.com/square/retrofit/blob/master/CHANGELOG.md
- https://github.com/square/retrofit/commit/b9a7f6ad72073ddd40254c0058710e87a073047d#diff-943ec7ed35e68201824904d1dc0ec982
- https://ihacktoprotect.com/post/retrofit-path-traversal/
- https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f@%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442@%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc@%3Cissues.drill.apache.org%3E
- https://exchange.xforce.ibmcloud.com/vulnerabilities/154507
- https://www.ibm.com/support/pages/node/6320835 (Advisory)
- https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E
Frequently Asked Questions
What is CVE-2018-1000850?
CVE-2018-1000850 is a vulnerability in Square Retrofit that allows directory traversal via its RequestBuilder class.
What is the severity of CVE-2018-1000850?
The severity of CVE-2018-1000850 is high, with a CVSS score of 8.1.
How does CVE-2018-1000850 work?
CVE-2018-1000850 allows an attacker to manipulate the URL in Retrofit's RequestBuilder class to add or delete resources that are otherwise unavailable.
Which versions of Retrofit are affected by CVE-2018-1000850?
Retrofit versions from 2.0 to (excluding) 2.5.0 are affected by CVE-2018-1000850.
How can I fix CVE-2018-1000850?
To fix CVE-2018-1000850, update to Retrofit version 2.5.0 or later.
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