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Test ID:1.3.6.1.4.1.25623.1.0.892282
Category:Debian Local Security Checks
Title:Debian LTS: Security Advisory for rails (DLA-2282-1)
Summary:The remote host is missing an update for the 'rails'; package(s) announced via the DLA-2282-1 advisory.
Description:Summary:
The remote host is missing an update for the 'rails'
package(s) announced via the DLA-2282-1 advisory.

Vulnerability Insight:
Multiple vulnerabilities were found in Ruby on Rails, a MVC ruby-based
framework geared for web application development, which could lead to
remote code execution and untrusted user input usage, depending on the
application.

CVE-2020-8163

A code injection vulnerability in Rails would allow an attacker
who controlled the `locals` argument of a `render` call to perform
a RCE.

CVE-2020-8164

A deserialization of untrusted data vulnerability exists in rails
which can allow an attacker to supply information can be
inadvertently leaked from Strong Parameters.

CVE-2020-8165

A deserialization of untrusted data vulnernerability exists in
rails that can allow an attacker to unmarshal user-provided objects
in MemCacheStore and RedisCacheStore potentially resulting in an
RCE.

Affected Software/OS:
'rails' package(s) on Debian Linux.

Solution:
For Debian 9 stretch, these problems have been fixed in version
2:4.2.7.1-1+deb9u3.

We recommend that you upgrade your rails packages.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-8163
http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html
https://groups.google.com/g/rubyonrails-security/c/hWuKcHyoKh0
https://hackerone.com/reports/304805
https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html
Common Vulnerability Exposure (CVE) ID: CVE-2020-8164
Debian Security Information: DSA-4766 (Google Search)
https://www.debian.org/security/2020/dsa-4766
https://groups.google.com/g/rubyonrails-security/c/f6ioe4sdpbY
https://hackerone.com/reports/292797
https://lists.debian.org/debian-lts-announce/2020/06/msg00022.html
SuSE Security Announcement: openSUSE-SU-2020:1533 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00089.html
SuSE Security Announcement: openSUSE-SU-2020:1536 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00093.html
SuSE Security Announcement: openSUSE-SU-2020:1575 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00107.html
Common Vulnerability Exposure (CVE) ID: CVE-2020-8165
https://groups.google.com/g/rubyonrails-security/c/bv6fW4S0Y1c
https://hackerone.com/reports/413388
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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