PT-2018-9574 · Square · Retrofit

Published 2018-12-20 · Updated 2019-10-17 · CVE-2018-1000850

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Square Retrofit versions 2.0 through 2.4.x

Description The issue allows an attacker to manipulate the URL, potentially adding or deleting resources that would otherwise be unavailable. This can be exploited via an encoded path parameter on POST, PUT, or DELETE requests, specifically targeting the addPathParameter method in the RequestBuilder class.

Recommendations For versions 2.0 through 2.4.x, update to version 2.5.0 or later to resolve the issue.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2018-1000850

GHSA-8P8G-F9VG-R7XR

Affected Products

Retrofit

References · 16

• 🔥 https://ihacktoprotect.com/post/retrofit-path-traversal · Exploit
• https://github.com/square/retrofit/commit/b9a7f6ad72073ddd40254c0058710e87a073047d#diff-943ec7ed35e68201824904d1dc0ec982 · Patch
• https://access.redhat.com/errata/RHSA-2019:3892 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-8p8g-f9vg-r7xr · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000850 · Security Note
• https://osv.dev/vulnerability/CVE-2018-1000850 · Vendor Advisory
• https://github.com/square/retrofit · Note
• https://github.com/square/retrofit/blob/master/CHANGELOG.md · Note
• https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E · Note
• https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f@%3Cdev.drill.apache.org%3E · Note
• https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000850 · Note
• https://github.com/advisories/GHSA-8p8g-f9vg-r7xr · Note
• https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442@%3Cdev.drill.apache.org%3E · Note
• https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc@%3Cissues.drill.apache.org%3E · Note