This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-32791 →
Categories
DEBIAN-CVE-2021-32791

mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authentic...

Original description

The description as published by the source.

mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authenticating users against an OpenID Connect Provider. In mod_auth_openidc before version 2.4.9, the AES GCM encryption in mod_auth_openidc uses a static IV and AAD. It is important to fix because this creates a static nonce and since aes-gcm is a stream cipher, this can lead to known cryptographic issues, since the same key is being reused. From 2.4.9 onwards this has been patched to use dynamic values through usage of cjose AES encryption routines.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 libapache2-mod-auth-openidc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.9-1"}]}]
Debian:13 libapache2-mod-auth-openidc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.9-1"}]}]
Debian:14 libapache2-mod-auth-openidc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.9-1"}]}]

References

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