PT-2018-9369 · Ruby · Ruby-Ffi

Published 2018-06-22 · Updated 2018-08-31 · CVE-2018-1000201

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ruby-ffi versions 1.9.23 and earlier

Description The issue is related to a DLL loading problem that can be exploited on Windows OS. This occurs when a Symbol is used as a DLL name instead of a String.

Recommendations For versions 1.9.23 and earlier, update to version 1.9.24 or later to resolve the issue.

Exploit

Fix

Untrusted Search Path

Weakness Enumeration

CWE-426

Related Identifiers

CVE-2018-1000201

GHSA-2GW2-8Q9W-CW8P

Affected Products

Ruby-Ffi

References · 8

• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ffi/CVE-2018-1000201.yml · Exploit
• https://github.com/ffi/ffi/commit/e0fe486df0e117ed67b0282b6ada04b7214ca05c · Patch
• https://github.com/ffi/ffi/commit/09e0c6076466b4383da7fa4e13f714311109945a · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000201 · Security Note
• https://osv.dev/vulnerability/GHSA-2gw2-8q9w-cw8p · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-1000201 · Vendor Advisory
• https://github.com/ffi/ffi · Note
• https://github.com/ffi/ffi/releases/tag/1.9.24 · Note