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CVE-2020-8165

CRITICAL
9.8
CVSS Severity Score
EPSS Score0.1270%
EPSS Percentile5.23th
Published2020年6月19日
Last Modified2025年5月9日

Vulnerability 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.

Affected Platforms (CPE)

📦
Rubyonrails

Rails

< 5.2.4.3
📦
Rubyonrails

Rails

>= 6.0.0 and < 6.0.3.1
💻
Debian

Debian Linux

= 8.0
💻
Debian

Debian Linux

= 9.0
💻
Debian

Debian Linux

= 10.0
💻
Opensuse

Leap

= 15.1
💻
Opensuse

Leap

= 15.2

References & Advisories

🔗 http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00031.html
🔗 http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00034.html
🔗 https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c
🔗 https://hackerone.com/reports/413388
🔗 https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html
🔗 https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html
🔗 https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released/
🔗 https://www.debian.org/security/2020/dsa-4766

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