CSRF in Cloud Foundry Uaa

CVE-2020-5402

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.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.005 (38.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-5402?
CVE-2020-5402 is a high-severity vulnerability in Cloud Foundry Uaa, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-02-27.
How severe is CVE-2020-5402?
High severity. CVSS v3 base score is 8.8 out of 10.