CVE-2020-8167

rubygem-actionview: CSRF vulnerability in rails-ujs

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.

Se presenta una vulnerabilidad de tipo CSRF en el módulo rails versiones anteriores a 6.0.3 incluyéndola, rails-ujs que podría permitir a atacantes enviar tokens CSRF a dominios incorrectos

A flaw was found in rubygem-actionview. A regression of CVE-2015-1840 causes Rails-ujs to send CSRF tokens to wrong domains. The highest threat from this vulnerability is to data integrity.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-01-28 CVE Reserved
2020-06-19 CVE Published
2023-07-07 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-352: Cross-Site Request Forgery (CSRF)

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC
https://hackerone.com/reports/189878	2024-08-04

URL	Date	SRC
https://groups.google.com/g/rubyonrails-security/c/x9DixQDG9a0	2021-10-21

URL	Date	SRC
https://www.debian.org/security/2020/dsa-4766	2021-10-21
https://access.redhat.com/security/cve/CVE-2020-8167	2021-04-21
https://bugzilla.redhat.com/show_bug.cgi?id=1843084	2021-04-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Rubyonrails Search vendor "Rubyonrails"		Rails Search vendor "Rubyonrails" for product "Rails"				< 5.2.4.3 Search vendor "Rubyonrails" for product "Rails" and version " < 5.2.4.3"		-		Affected
Rubyonrails Search vendor "Rubyonrails"		Rails Search vendor "Rubyonrails" for product "Rails"				>= 6.0.0 < 6.0.3.1 Search vendor "Rubyonrails" for product "Rails" and version " >= 6.0.0 < 6.0.3.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected