Forced Logout in keycloak-connect
Versions of `keycloak-connect` prior to 4.4.0 are vulnerable to Forced Logout. The package fails to validate JWT signatures on the `/k_logout` route, allowing attackers to logout users and craft malicious JWTs with NBF values that prevent user access indefinitely. ## Recommendation Upgrade to version 4.4.0 or later.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2019-10157US | medium5.5OT elevated | — | ||
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… | ||||
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references
External citations — patches, advisories, analysis.
- http://www.securityfocus.com/bid/108734WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10157WEB
- https://github.com/keycloak/keycloak-nodejs-connect/commit/55e54b55d05ba636bc125a8f3d39f0052d13f8f6WEB
- https://nvd.nist.gov/vuln/detail/CVE-2019-10157ADVISORY
- https://snyk.io/vuln/SNYK-JS-KEYCLOAKNODEJSCONNECT-449920WEB
- https://www.npmjs.com/advisories/978WEB
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