djoser up to 2.2.x Two-factor Authentication authenticate improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in djoser up to 2.2.x. This issue affects the function Authenticate of the component Two-factor Authentication Handler. The manipulation leads to improper authentication. This vulnerability is referenced as CVE-2024-21543. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in djoser up to 2.2.x. It has been rated as critical. This issue affects the function authenticate of the component Two-factor Authentication Handler. 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 product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Versions of the package djoser before 2.3.0 are vulnerable to Authentication Bypass when the authenticate() function fails. This is because the system falls back to querying the database directly, granting access to users with valid credentials, and eventually bypassing custom authentication checks such as two-factor authentication, LDAP validations, or requirements from configured AUTHENTICATION_BACKENDS.

It is possible to read the advisory at security.snyk.io. The identification of this vulnerability is CVE-2024-21543 since 12/22/2023. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 216539 (Debian dla-4060 : python3-djoser - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.3.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch d33c3993c0c735f23cbedc60fa59fce69354f19d 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 Tenable (216539). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.5

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

CNA Base Score: 7.1
CNA Vector (snyk): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
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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Nessus ID: 216539
Nessus Name: Debian dla-4060 : python3-djoser - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: djoser 2.3.0
Patch: d33c3993c0c735f23cbedc60fa59fce69354f19d

Timelineinfo

12/22/2023 🔍
12/13/2024 +357 days 🔍
12/13/2024 +0 days 🔍
02/21/2025 +70 days 🔍

Sourcesinfo

Advisory: 795
Status: Confirmed

CVE: CVE-2024-21543 (🔍)
GCVE (CVE): GCVE-0-2024-21543
GCVE (VulDB): GCVE-100-288215

Entryinfo

Created: 12/13/2024 07:20
Updated: 02/21/2025 08:57
Changes: 12/13/2024 07:20 (80), 02/21/2025 06:33 (2), 02/21/2025 08:57 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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