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MEDIUM · 5.3

CVE-2020-10770

A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request_uri. This flaw allows an attacker to use this parame...

Vulnerability Description

A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request_uri. This flaw allows an attacker to use this parameter to execute a Server-side request forgery (SSRF) attack.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
RedhatKeycloak< 12.0.2

Related Weaknesses (CWE)

CWE-918

References

FAQ

What is CVE-2020-10770?

CVE-2020-10770 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request_uri. This flaw allows an attacker to use this parame...

How severe is CVE-2020-10770?

CVE-2020-10770 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-10770?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Keycloak.