Flask-AppBuilder 3.2.2 OAuth Next redirect

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Flask-AppBuilder 3.2.2. Affected by this vulnerability is an unknown functionality of the component OAuth. This manipulation of the argument Next causes redirect. This vulnerability is handled as CVE-2021-32805. The attack can be initiated remotely. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability has been found in Flask-AppBuilder 3.2.2 and classified as critical. Affected by this vulnerability is an unknown functionality of the component OAuth. The manipulation of the argument next with an unknown input leads to a redirect vulnerability. The CWE definition for the vulnerability is CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 09/09/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2021-32805. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1204.001 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 7.2
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

05/12/2021 🔍
09/09/2021 +120 days 🔍
09/09/2021 +0 days 🔍
03/07/2025 +1275 days 🔍

Sourcesinfo

Advisory: 6af28521589599b1dbafd6313256229ee9a4fa74
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-32805 (🔍)
GCVE (CVE): GCVE-0-2021-32805
GCVE (VulDB): GCVE-100-182281

Entryinfo

Created: 09/09/2021 14:37
Updated: 03/07/2025 17:17
Changes: 09/09/2021 14:37 (37), 09/11/2021 13:37 (4), 09/11/2021 13:43 (1), 03/07/2025 17:17 (42)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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