Staging Environment: Content and features may be unstable or change without notice.
Advisory details: gitlab / gem/actionview/CVE-2020-8163
Advisory ID gitlab/gem/actionview/CVE-2020-8163
Aliases CVE-2020-8163
Summary Improper Control of Generation of Code ('Code Injection') The is a code injection vulnerability in versions of Rails that wouldallow an attacker who controlled the `locals` argument of a `render` call to perform a RCE.
Status Published
Exploitability 2.0
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/gem/actionview/CVE-2020-8163.yml
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/gem/actionview/CVE-2020-8163.yml
Reference id Reference type URL
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
CVE-2020-8163 https://nvd.nist.gov/vuln/detail/CVE-2020-8163
Data source Exploit-DB
Date added July 26, 2020
Description Rails 5.0.1 - Remote Code Execution
Ransomware campaign use Unknown
Source publication date July 26, 2020
Exploit type webapps
Platform ruby
Source update date July 26, 2020

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/gem/actionview/CVE-2020-8163.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/gem/actionview/CVE-2020-8163.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.