CarrierWave up to 1.3.1/2.1.0 on Ruby Download server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in CarrierWave up to 1.3.1/2.1.0 on Ruby. The impacted element is an unknown function of the component Download Handler. Executing a manipulation can lead to server-side request forgery. This vulnerability is handled as CVE-2021-21288. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in CarrierWave up to 1.3.1/2.1.0 on Ruby (Ruby Gem). It has been declared as critical. This vulnerability affects an unknown part of the component Download Handler. The manipulation with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 02/09/2021. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-21288. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.3.2 or 2.1.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CarrierWave 1.3.2/2.1.1
Patch: github.com

Timelineinfo

12/22/2020 🔍
02/09/2021 +49 days 🔍
02/09/2021 +0 days 🔍
02/25/2021 +16 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-21288 (🔍)
GCVE (CVE): GCVE-0-2021-21288
GCVE (VulDB): GCVE-100-169396

Entryinfo

Created: 02/09/2021 08:51
Updated: 02/25/2021 14:23
Changes: 02/09/2021 08:51 (41), 02/25/2021 14:17 (6), 02/25/2021 14:23 (8)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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