CVE-2020-8166

A CSRF forgery vulnerability exists in rails < 5.2.5, rails < 6.0.4 that makes it possible for an attacker to, given a global CSRF token such as the one present in the authenticity_token meta tag, forge a per-form CSRF token.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://groups.google.com/g/rubyonrails-security/c/NOjKiGeXUgw	Mailing List Patch Third Party Advisory
https://hackerone.com/reports/732415	Exploit Third Party Advisory
https://www.debian.org/security/2020/dsa-4766	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:rubyonrails:rails::::::::
	cpe:2.3:a:rubyonrails:rails::::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-07-02 19:15

Updated : 2020-11-20 17:47

NVD link : CVE-2020-8166

Mitre link : CVE-2020-8166

CVE.ORG link : CVE-2020-8166

JSON object : View

Products Affected

debian

debian_linux

rubyonrails

rails

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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