CVE-2020-5402 — HIGH (8.8) — White Hats Nepal

Q: How severe is CVE-2020-5402?

CVE-2020-5402 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-5402?

Check the references section above for vendor advisories and patch information. Affected products include: Cloudfoundry Cf-Deployment, Cloudfoundry User Account And Authentication.

Vulnerability Description

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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cloudfoundry	Cf-Deployment	< 12.33.0
Cloudfoundry	User Account And Authentication	< 74.14.0

Related Weaknesses (CWE)

CWE-352

References

https://www.cloudfoundry.org/blog/cve-2020-5402Vendor Advisory
https://www.cloudfoundry.org/blog/cve-2020-5402Vendor Advisory

FAQ

What is CVE-2020-5402?

CVE-2020-5402 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 pro...

How severe is CVE-2020-5402?

CVE-2020-5402 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-5402?

Check the references section above for vendor advisories and patch information. Affected products include: Cloudfoundry Cf-Deployment, Cloudfoundry User Account And Authentication.