What is CVE-2020-5409?

CVE-2020-5409 is a medium-severity vulnerability in Pivotal Concourse, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-05-14.

How severe is CVE-2020-5409?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Pivotal Concourse

CVE-2020-5409

Pivotal Concourse, most versions prior to 6.0.0, allows redirects to untrusted websites in its login flow. A remote unauthenticated attacker could convince a user to click on a link using the OAuth redirect link with an untrusted website a…

Vulnerability class: Open Redirect

EPSS: 0.009 (55.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Pivotal Concourse — versions unspecified
Pivotal_software Concourse

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

security@pivotal.io (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-5409?: CVE-2020-5409 is a medium-severity vulnerability in Pivotal Concourse, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-05-14.
How severe is CVE-2020-5409?: Medium severity. CVSS v3 base score is 6.1 out of 10.