A flaw was found in the offline_access scope in Keycloak. This issue would affect users of shared computers more (especially if cookies are not cleared), due to a lack of root session validation, and the reuse of session ids across root and user authentication sessions. This enables an attacker to resolve a user session attached to a previously authenticated user; when utilizing the refresh token, they will be issued a token for the original user.
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform:4.10:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.10"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform:4.9:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.9"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.10:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.10"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.9:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.9"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_for_power:4.10:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.10"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_for_power:4.9:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.9"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_ibm_z_systems:4.10:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.10"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:openshift_container_platform_ibm_z_systems:4.9:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "4.9"
}
],
"source": "CPE_FIELD"
},
{
"cpe": "cpe:2.3:a:redhat:single_sign-on:7.6:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "7.6"
}
],
"source": "CPE_FIELD"
}
]
}{
"cpe": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "20.0.2"
}
],
"source": "CPE_FIELD"
}