authentik PKCE downgrade

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in authentik. It has been classified as problematic. Affected is an unknown function of the component PKCE Handler. The manipulation leads to downgrade. This vulnerability is listed as CVE-2024-23647. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in authentik (unknown version) and classified as problematic. This issue affects an unknown code block of the component PKCE Handler. The manipulation with an unknown input leads to a downgrade vulnerability. Using CWE to declare the problem leads to CWE-757. A protocol or its implementation supports interaction between multiple actors and allows those actors to negotiate which algorithm should be used as a protection mechanism such as encryption or authentication, but it does not select the strongest algorithm that is available to both parties. Impacted is integrity.

The weakness was presented 01/30/2024. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2024-23647 since 01/19/2024. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1562.010 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Downgrade
CWE: CWE-757
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: 🔍

Patch: github.com

Timelineinfo

01/19/2024 🔍
01/30/2024 +11 days 🔍
01/30/2024 +0 days 🔍
02/22/2024 +23 days 🔍

Sourcesinfo

Advisory: 38e04ae12720e5d81b4f7ac77997eb8d1275d31a
Status: Confirmed

CVE: CVE-2024-23647 (🔍)
GCVE (CVE): GCVE-0-2024-23647
GCVE (VulDB): GCVE-100-252383

Entryinfo

Created: 01/30/2024 10:05
Updated: 02/22/2024 02:05
Changes: 01/30/2024 10:05 (35), 02/22/2024 01:58 (3), 02/22/2024 02:05 (21)
Complete: 🔍
Cache ID: 216::103

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