Apache Tomcat Native OCSP Response Handling Flaws Let Remote Users Bypass Authentication on the Target System
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SecurityTracker Alert ID: 1041507 |
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SecurityTracker URL: http://securitytracker.com/id/1041507
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CVE Reference:
CVE-2018-8019, CVE-2018-8020
(Links to External Site)
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Date: Aug 16 2018
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Impact:
Host/resource access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
Two vulnerabilities were reported in Apache Tomcat Native. A remote user can bypass authentication in certain cases.
The library does not properly handle Online Certificate Status Protocol (OCSP) responses.
A remote user with a revoked client certificate and using mutual TLS may be able to authenticate using the revoked certificate [CVE-2018-8019].
A remote user with a revoked client certificate and using mutual TLS may be able to authenticate using the revoked certificate on systems that use pre-produced responses from an OCSP responder [CVE-2018-8020].
Coty Sutherland (Red Hat) reported these vulnerabilities.
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Impact:
A remote user can bypass authentication on the target system.
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Solution:
The vendor has issued a fix (Tomcat Native 1.2.17).
The vendor advisory is available at:
http://tomcat.apache.org/native-doc/miscellaneous/changelog.html
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Vendor URL: tomcat.apache.org/native-doc/miscellaneous/changelog.html (Links to External Site)
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Cause:
Authentication error
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Underlying OS: Linux (Any), UNIX (Any), Windows (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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