CVE Vulnerability

CVE-2020-8162

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://groups.google.com/g/rubyonrails-security/c/PjU3946mreQ Mailing List Patch
https://hackerone.com/reports/789579 Exploit Third Party Advisory
https://www.debian.org/security/2020/dsa-4766 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2020-06-19 05:15

Updated : 2022-05-24 04:15

NVD link : CVE-2020-8162

Mitre link : CVE-2020-8162

Products Affected

Rails

Rubyonrails

CWE
CWE-434