Description
A deserialization of untrusted data vulnernerability exists in rails < 5.2.4.3, rails < 6.0.3.1 that can allow an attacker to unmarshal user-provided objects in MemCacheStore and RedisCacheStore potentially resulting in an RCE.
Exploits (8)
nomisec
WORKING POC
1 stars
by umiterkol · poc
https://github.com/umiterkol/CVE-2020-8165--Auto-Shell
References (9)
Scores
CVSS v3
9.8
EPSS
0.9013
EPSS Percentile
99.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lab Environment
COMMUNITY
Community Lab
+4 more repos
Details
CWE
CWE-502
Status
published
Products (7)
debian/debian_linux
8.0
debian/debian_linux
9.0
debian/debian_linux
10.0
opensuse/leap
15.1
opensuse/leap
15.2
rubygems/activesupport
5.0.0 - 5.2.4.3RubyGems
rubyonrails/rails
< 5.2.4.3
Published
Jun 19, 2020
Tracked Since
Feb 18, 2026