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Debian LTS Advisory DLA-3409-1                [email protected]
https://www.debian.org/lts/security/                          Adrian Bunk
April 30, 2023                                https://wiki.debian.org/LTS
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Package        : libapache2-mod-auth-openidc
Version        : 2.3.10.2-1+deb10u2
CVE ID         : CVE-2019-20479 CVE-2021-32785 CVE-2021-32786 CVE-2021-32791 
                 CVE-2021-32792 CVE-2023-28625
Debian Bug     : 991580 991581 991582 991583 1033916

Several vulnerabilities were fixed in libapache2-mod-auth-openidc,
an OpenID Connect Relying Party implementation for Apache.

CVE-2019-20479

    Insufficient validatation of URLs beginning with a slash and backslash.

CVE-2021-32785

    Crash when using an unencrypted Redis cache.

CVE-2021-32786

    Open Redirect vulnerability in the logout functionality.

CVE-2021-32791

    AES GCM encryption in used static IV and AAD.

CVE-2021-32792

    XSS vulnerability when using OIDCPreservePost.

CVE-2023-28625

    NULL pointer dereference with OIDCStripCookies.

For Debian 10 buster, these problems have been fixed in version
2.3.10.2-1+deb10u2.

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:
https://security-tracker.debian.org/tracker/libapache2-mod-auth-openidc

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS