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Debian: DLA-3359-1 Moderate: libapache2-mod-auth-mellon Open Redirect Risk

debian lts
Calendar Grey March 12, 2023
Dist Debian Esm H88
Ubuntu Security Notice USN-5000-1 resolves essential vulnerabilities in libapache2-mod-auth-mellon. Immediate upgrade advised.
libapache2-mod-auth-mellon, a SAML 2.0 authentication module for Apache, were reported to have the following vulnerabilities
Topics%20covered

Topics Covered

security advisory security issue debian phishing authentication open redirect libapache2-mod-auth-mellon

Summary

CVE-2019-13038

mod_auth_mellon had an Open Redirect via the login?ReturnTo= substring,
as demonstrated by omitting the // after http: in the target URL.

CVE-2021-3639

mod_auth_mellon did not sanitize logout URLs properly. This issue could
be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external
and potentially malicious server.

For Debian 10 buster, these problems have been fixed in version
0.14.2-1+deb10u1.

We recommend that you upgrade your libapache2-mod-auth-mellon packages.

For the detailed security status of libapache2-mod-auth-mellon please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/libapache2-mod-auth-mellon

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


Package: libapache2-mod-auth-mellon
Version: 0.14.2-1+deb10u1
CVE ID: CVE-2019-13038 CVE-2021-3639
Debian Bug: 931265, 991730

Topics%20covered

Topics Covered

security advisory security issue debian phishing authentication open redirect libapache2-mod-auth-mellon

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