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CVE-2020-14359

UNKNOWN
Published 2021-02-23T12:42:06
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No CVSS data available

Description

A vulnerability was found in all versions of Keycloak Gatekeeper, where on using lower case HTTP headers (via cURL) an attacker can bypass our Gatekeeper. Lower case headers are also accepted by some webservers (e.g. Jetty). This means there is no protection when we put a Gatekeeper in front of a Jetty server and use lowercase headers.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Keycloak Gatekeeper vulnerable to bypass on using lower case HTTP headers

GHSA-jh6m-3pqw-242h

Advisory Details

A vulnerability was found in all versions of the deprecated package Keycloak Gatekeeper, where on using lower case HTTP headers (via cURL) we can bypass our Gatekeeper. Lower case headers are also accepted by some webservers (e.g. Jetty). This means there is no protection when we put a Gatekeeper in front of a Jetty server and use lowercase headers.

Affected Packages

Go github.com/keycloak/keycloak-gatekeeper
ECOSYSTEM: ≥0 ≤1.2.8

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-14359
WEB https://github.com/keycloak/keycloak/issues/12934
WEB https://bugzilla.redhat.com/show_bug.cgi?id=1868591
PACKAGE https://github.com/keycloak/keycloak-gatekeeper
WEB https://issues.jboss.org/browse/KEYCLOAK-14090
WEB https://web.archive.org/web/20190613000352/github.com/keycloak/keycloak-gatekeeper

Advisory provided by GitHub Security Advisory Database. Published: February 9, 2022, Modified: August 12, 2022

References

https://bugzilla.redhat.com/show_bug.cgi?id=1868591
https://issues.jboss.org/browse/KEYCLOAK-14090
Published: 2021-02-23T12:42:06
Last Modified: 2024-08-04T12:39:36.641Z
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