CVE-2021-28966

HIGH

Ruby < 2.7.3 - Path Traversal via TmpDir Parameter

Title source: llm
STIX 2.1

Description

In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when a Web application handles a parameter with TmpDir.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1131465
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210902-0004/

Scores

CVSS v3 7.5
EPSS 0.0035
EPSS Percentile 57.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-22
Status published
Products (2)
ruby-lang/ruby < 2.7.3
rubygems/tmpdir 0 - 0.1.2RubyGems
Published Jul 30, 2021
Tracked Since Feb 18, 2026