mastodon up to 3.x excessive authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in mastodon up to 3.x and classified as problematic. Affected is an unknown function. Executing a manipulation can lead to excessive authentication. The identification of this vulnerability is CVE-2022-2166. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in mastodon up to 3.x. It has been declared as problematic. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a excessive authentication vulnerability. The CWE definition for the vulnerability is CWE-307. The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks. As an impact it is known to affect confidentiality. CVE summarizes:

Improper Restriction of Excessive Authentication Attempts in GitHub repository mastodon/mastodon prior to 4.0.0.

The weakness was shared 11/16/2022. The advisory is shared for download at huntr.dev. This vulnerability was named CVE-2022-2166 since 06/22/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1110.001.

Upgrading to version 4.0.0 eliminates this vulnerability. Applying the patch 21fd25a269cca742af431f0d13299e139f267346 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-34451). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (huntr.dev): 🔍

CVSSv2info

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

Exploitinginfo

Class: Excessive authentication
CWE: CWE-307 / CWE-799 / CWE-400
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: mastodon 4.0.0
Patch: 21fd25a269cca742af431f0d13299e139f267346

Timelineinfo

06/22/2022 🔍
11/16/2022 +147 days 🔍
11/16/2022 +0 days 🔍
05/24/2026 +1285 days 🔍

Sourcesinfo

Product: github.com

Advisory: 21fd25a269cca742af431f0d13299e139f267346
Status: Confirmed

CVE: CVE-2022-2166 (🔍)
GCVE (CVE): GCVE-0-2022-2166
GCVE (VulDB): GCVE-100-213784
EUVD: 🔍

Entryinfo

Created: 11/16/2022 08:45
Updated: 05/24/2026 14:01
Changes: 11/16/2022 08:45 (40), 12/19/2022 09:30 (2), 12/19/2022 09:35 (21), 05/24/2026 14:01 (15)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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