Keycloak WebAuthn improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Keycloak (unknown version). This issue affects an unknown function of the component WebAuthn. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.

The weakness was shared 08/26/2022. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-3632 since 07/01/2021. Neither technical details nor an exploit are publicly available.

Applying the patch 65480cb5a11630909c086f79d396004499fbd1e4 is able to eliminate this problem. The bugfix is ready for download at github.com.

Productinfo

Name

License

  • free

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Partially

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: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 65480cb5a11630909c086f79d396004499fbd1e4

Timelineinfo

07/01/2021 CVE reserved
08/26/2022 +421 days Advisory disclosed
08/26/2022 +0 days VulDB entry created
10/02/2022 +37 days VulDB last update

Sourcesinfo

Advisory: 65480cb5a11630909c086f79d396004499fbd1e4
Status: Confirmed

CVE: CVE-2021-3632 (🔒)

Entryinfo

Created: 08/26/2022 08:46 PM
Updated: 10/02/2022 01:01 PM
Changes: 08/26/2022 08:46 PM (39), 10/02/2022 12:55 PM (1), 10/02/2022 01:01 PM (11)
Complete: 🔍

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