Cloud Foundry UAA prior 74.14.0 OAuth2 state cross-site request forgery

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability classified as problematic has been found in Cloud Foundry UAA (Cloud Software). This affects some unknown functionality of the component OAuth2. The manipulation of the argument state as part of a Parameter leads to a cross site request forgery vulnerability. CWE is classifying the issue as CWE-352. This is going to have an impact on integrity. An attacker might be able force legitimate users to initiate unwanted actions within the web application. The summary by CVE is:

In Cloud Foundry UAA, versions prior to 74.14.0, a CSRF vulnerability exists due to the OAuth2 state parameter not being checked in the callback function when authenticating with external identity providers.

The weakness was published 02/27/2020 (Website). The advisory is shared at cloudfoundry.org. This vulnerability is uniquely identified as CVE-2020-5402 since 01/03/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Upgrading to version 74.14.0 eliminates this vulnerability.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 8.8
NVD Vector: 🔍

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

Exploitinginfoedit

Class: Cross site request forgery
CWE: CWE-352
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cloud Foundry UAA 74.14.0

Timelineinfoedit

01/03/2020 🔍
02/27/2020 +55 days 🔍
02/28/2020 +1 days 🔍
02/28/2020 +0 days 🔍

Sourcesinfoedit

Advisory: cloudfoundry.org
Status: Not defined

CVE: CVE-2020-5402 (🔍)

Entryinfoedit

Created: 02/28/2020 03:29 PM
Updated: 02/28/2020 03:34 PM
Changes: (12) software_type vulnerability_cwe vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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