CVE-2019-3876

Description

A flaw was found in the /oauth/token/request custom endpoint of the OpenShift OAuth server allowing for XSS generation of CLI tokens due to missing X-Frame-Options and CSRF protections. If not otherwise prevented, a separate XSS vulnerability via JavaScript could further allow for the extraction of these tokens.

CVSS Metrics

• v3.1•MEDIUM•Score: 6.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
• v3.0•MEDIUM•Score: 5CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
• v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS Trends

Current EPSS score: 0.12%• Percentile: 31%

Techniques & Countermeasures

• CWE-352•Cross-Site Request Forgery (CSRF)

  The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.

Affected Systems

• red hat•web-console

  affects OpenShift Container Platform version v3.0 through v3.11

• redhat•openshift_container_platform

  ≥ 3.0, ≤ 3.11

References (3)

• http://www.securityfocus.com/bid/107664
• https://access.redhat.com/errata/RHSA-2019:1851
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3876