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    Debian LTS: DLA-2298-1: libapache2-mod-auth-openidc security

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    Several issues have been found in libapache2-mod-auth-openidc, the OpenID Connect authentication module for the Apache HTTP server.
    - -------------------------------------------------------------------------
    Debian LTS Advisory DLA-2298-1                This email address is being protected from spambots. You need JavaScript enabled to view it.                    Thorsten Alteholz
    July 29, 2020                       
    - -------------------------------------------------------------------------
    Package        : libapache2-mod-auth-openidc
    Version        : 2.1.6-1+deb9u1
    CVE ID         : CVE-2019-14857 CVE-2019-20479 CVE-2019-1010247
    Several issues have been found in libapache2-mod-auth-openidc, the OpenID 
    Connect authentication module for the Apache HTTP server.
         Insufficient validation of URLs leads to an Open Redirect
         vulnerability. An attacker may trick a victim into providing
         credentials for an OpenID provider by forwarding the request to an
         illegitimate website.
         Due to insufficient validatation of URLs an Open Redirect
         vulnerability for URLs beginning with a slash and backslash could be
         The OIDCRedirectURI page contains generated JavaScript code that uses
         a poll parameter as a string variable, thus might contain additional
         JavaScript code. This might result in Criss-Site Scripting (XSS).
    For Debian 9 stretch, these problems have been fixed in version
    We recommend that you upgrade your libapache2-mod-auth-openidc packages.
    For the detailed security status of libapache2-mod-auth-openidc please 
    refer to
    its security tracker page at:
    Further information about Debian LTS security advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at:


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