CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
41.4%
A flaw was found in Keycloak 3.4.3.Final, 4.0.0.Beta2, 4.3.0.Final. When using ‘response_mode=form_post’ it is possible to inject arbitrary Javascript-Code via the ‘state’-parameter in the authentication URL. This allows an XSS-Attack upon succesfully login.
Vendor | Product | Version | CPE |
---|---|---|---|
redhat | keycloak | 3.4.3 | cpe:2.3:a:redhat:keycloak:3.4.3:*:*:*:*:*:*:* |
redhat | keycloak | 4.0.0 | cpe:2.3:a:redhat:keycloak:4.0.0:beta2:*:*:*:*:*:* |
redhat | keycloak | 4.3.0 | cpe:2.3:a:redhat:keycloak:4.3.0:*:*:*:*:*:*:* |
redhat | single_sign-on | 7.2 | cpe:2.3:a:redhat:single_sign-on:7.2:*:*:*:*:*:*:* |
redhat | linux | 7.0 | cpe:2.3:o:redhat:linux:7.0:*:*:*:*:*:*:* |
redhat | linux | 6.0 | cpe:2.3:o:redhat:linux:6.0:*:*:*:*:*:*:* |
redhat | single_sign-on | - | cpe:2.3:a:redhat:single_sign-on:-:*:*:*:text-only:*:*:* |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
41.4%