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Debian DLA-2282-1 : rails security update
critical Nessus Plugin ID 138781
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Synopsis
The remote Debian host is missing a security update.Description
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.
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.
For the detailed security status of rails please refer to its security tracker page at: https://security-tracker.debian.org/tracker/rails
NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
Upgrade the affected packages.See Also
https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html
https://packages.debian.org/source/stretch/rails
https://security-tracker.debian.org/tracker/source-package/rails
Plugin Details
Severity: Critical
ID: 138781
File Name: debian_DLA-2282.nasl
Version: 1.4
Type: local
Agent: unix
Family: Debian Local Security Checks
Published: 7/21/2020
Updated: 2/29/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 5.9
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2020-8165
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:debian:debian_linux:ruby-rails, p-cpe:/a:debian:debian_linux:ruby-activerecord, p-cpe:/a:debian:debian_linux:ruby-actionmailer, p-cpe:/a:debian:debian_linux:ruby-railties, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:ruby-activemodel, p-cpe:/a:debian:debian_linux:ruby-activejob, p-cpe:/a:debian:debian_linux:ruby-activesupport, p-cpe:/a:debian:debian_linux:ruby-actionpack, p-cpe:/a:debian:debian_linux:rails, p-cpe:/a:debian:debian_linux:ruby-actionview
Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/20/2020
Vulnerability Publication Date: 6/19/2020