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MEDIUM · 4.7

CVE-2019-10157

It was found that Keycloak's Node.js adapter before version 4.8.3 did not properly verify the web token received from the server in its backchannel logout . An attacker with local access could use thi...

Vulnerability Description

It was found that Keycloak's Node.js adapter before version 4.8.3 did not properly verify the web token received from the server in its backchannel logout . An attacker with local access could use this to construct a malicious web token setting an NBF parameter that could prevent user access indefinitely.

CVSS Score

4.7

MEDIUM

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RedhatKeycloak< 4.8.3
RedhatSingle Sign-On< 7.3.2

Related Weaknesses (CWE)

CWE-287CWE-345

References

FAQ

What is CVE-2019-10157?

CVE-2019-10157 is a vulnerability with a CVSS score of 4.7 (MEDIUM). It was found that Keycloak's Node.js adapter before version 4.8.3 did not properly verify the web token received from the server in its backchannel logout . An attacker with local access could use thi...

How severe is CVE-2019-10157?

CVE-2019-10157 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-10157?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Keycloak, Redhat Single Sign-On.