CVE Vulnerability

CVE-2021-21288

CarrierWave is an open-source RubyGem which provides a simple and flexible way to upload files from Ruby applications. In CarrierWave before versions 1.3.2 and 2.1.1 the download feature has an SSRF vulnerability, allowing attacks to provide DNS entries or IP addresses that are intended for internal use and gather information about the Intranet infrastructure of the platform. This is fixed in versions 1.3.2 and 2.1.1.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://rubygems.org/gems/carrierwave/ Product Third Party Advisory
https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#211---2021-02-08 Release Notes Third Party Advisory
https://github.com/carrierwaveuploader/carrierwave/commit/012702eb3ba1663452aa025831caa304d1a665c0 Patch Third Party Advisory
https://github.com/carrierwaveuploader/carrierwave/security/advisories/GHSA-fwcm-636p-68r5 Third Party Advisory
https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#132---2021-02-08 Release Notes Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:carrierwave_project:carrierwave:*:*:*:*:*:ruby:*:*
cpe:2.3:a:carrierwave_project:carrierwave:*:*:*:*:*:ruby:*:*
Information

Published : 2021-02-08 08:15

Updated : 2021-02-12 04:30

NVD link : CVE-2021-21288

Mitre link : CVE-2021-21288

Products Affected
No products.
CWE
CWE-918

Server-Side Request Forgery (SSRF)