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Debian Security Advisory DSA-5029-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 22, 2021                     https://www.debian.org/security/faq
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Package        : sogo
CVE ID         : CVE-2021-33054

It was discovered that missing SAML signature validation in the SOGo
groupware could result in impersonation attacks.

For the oldstable distribution (buster), this problem has been fixed
in version 4.0.7-1+deb10u2.

For the stable distribution (bullseye), this problem has been fixed in
version 5.0.1-4+deb11u1.

We recommend that you upgrade your sogo packages.

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

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

Mailing list: debian-security-announce@lists.debian.org