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Red Hat Security Advisory

Synopsis: Moderate: spamassassin security update
Advisory ID: RHSA-2020:4625-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4625
Issue date: 2020-11-03
CVE Names: CVE-2018-11805 CVE-2019-12420 CVE-2020-1930
CVE-2020-1931
=====================================================================

1. Summary:

An update for spamassassin is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) – aarch64, ppc64le, s390x, x86_64

3. Description:

The SpamAssassin tool provides a way to reduce unsolicited commercial email
(spam) from incoming email.

Security Fix(es):

* spamassassin: crafted configuration files can run system commands without
any output or errors (CVE-2018-11805)

* spamassassin: crafted email message can lead to DoS (CVE-2019-12420)

* spamassassin: command injection via crafted configuration file
(CVE-2020-1930)

* spamassassin: command injection via crafted configuration file
(CVE-2020-1931)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.3 Release Notes linked from the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1630362 – Obsolete channel sought.conf should be removed
1784974 – CVE-2018-11805 spamassassin: crafted configuration files can run system commands without any output or errors
1784984 – CVE-2019-12420 spamassassin: crafted email message can lead to DoS
1802975 – CVE-2020-1931 spamassassin: command injection via crafted configuration file
1802977 – CVE-2020-1930 spamassassin: command injection via crafted configuration file

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
spamassassin-3.4.2-10.el8.src.rpm

aarch64:
spamassassin-3.4.2-10.el8.aarch64.rpm
spamassassin-debuginfo-3.4.2-10.el8.aarch64.rpm
spamassassin-debugsource-3.4.2-10.el8.aarch64.rpm

ppc64le:
spamassassin-3.4.2-10.el8.ppc64le.rpm
spamassassin-debuginfo-3.4.2-10.el8.ppc64le.rpm
spamassassin-debugsource-3.4.2-10.el8.ppc64le.rpm

s390x:
spamassassin-3.4.2-10.el8.s390x.rpm
spamassassin-debuginfo-3.4.2-10.el8.s390x.rpm
spamassassin-debugsource-3.4.2-10.el8.s390x.rpm

x86_64:
spamassassin-3.4.2-10.el8.x86_64.rpm
spamassassin-debuginfo-3.4.2-10.el8.x86_64.rpm
spamassassin-debugsource-3.4.2-10.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2018-11805
https://access.redhat.com/security/cve/CVE-2019-12420
https://access.redhat.com/security/cve/CVE-2020-1930
https://access.redhat.com/security/cve/CVE-2020-1931
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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