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====================================================================                   
Red Hat Security Advisory

Synopsis:          Moderate: mailman:2.1 security update
Advisory ID:       RHSA-2021:1751-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:1751
Issue date:        2021-05-18
CVE Names:         CVE-2020-12108 CVE-2020-15011
====================================================================
1. Summary:

An update for the mailman:2.1 module 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:

Mailman is a program used to help manage e-mail discussion lists.

Security Fix(es):

* mailman: arbitrary content injection via the options login page
(CVE-2020-12108)

* mailman: arbitrary content injection via the private archive login page
(CVE-2020-15011)

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 8.4 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/):

1848856 - CVE-2020-12108 mailman: arbitrary content injection via the options login page
1850684 - CVE-2020-15011 mailman: arbitrary content injection via the private archive login page

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
mailman-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.src.rpm

aarch64:
mailman-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.aarch64.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.aarch64.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.aarch64.rpm

ppc64le:
mailman-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.ppc64le.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.ppc64le.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.ppc64le.rpm

s390x:
mailman-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.s390x.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.s390x.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.s390x.rpm

x86_64:
mailman-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.x86_64.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.x86_64.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+8277+5e2c6e6e.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-2020-12108
https://access.redhat.com/security/cve/CVE-2020-15011
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_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 2021 Red Hat, Inc.
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