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CVE-2019-10157

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 .

Published Jun 12, 2019CWE-345EPSS 0.21%

Overview

CVE-2019-10157 is a medium-severity vulnerability. It was published on June 12, 2019 and has a CVSS 3.0 base score of 4.7 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/108734Refbugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10157Refwww.securityfocus.com/bid/108734Refbugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10157

How CyberStrike helps

Frequently asked questions

What is CVE-2019-10157?

CVE-2019-10157 is a medium-severity vulnerability. It was published on June 12, 2019 and has a CVSS 3.0 base score of 4.7 (MEDIUM).

How severe is CVE-2019-10157?

This vulnerability has a CVSS 3.0 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2019-10157?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-10157?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-10157 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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