what you don't know can hurt you

Red Hat Security Advisory 2021-4839-02

Red Hat Security Advisory 2021-4839-02
Posted Nov 24, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-4839-02 - Mailman is a program used to help manage e-mail discussion lists. Issues addressed include bypass and cross site request forgery vulnerabilities.

tags | advisory, vulnerability, csrf
systems | linux, redhat
advisories | CVE-2021-42096, CVE-2021-42097
MD5 | a647bf88541b9b2d347e0110252f1537

Red Hat Security Advisory 2021-4839-02

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis: Important: mailman:2.1 security update
Advisory ID: RHSA-2021:4839-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4839
Issue date: 2021-11-24
CVE Names: CVE-2021-42096 CVE-2021-42097
====================================================================
1. Summary:

An update for the mailman:2.1 module is now available for Red Hat
Enterprise Linux 8.4 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Important. 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 EUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

3. Description:

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

Security Fix(es):

* mailman: CSRF token bypass allows to perform CSRF attacks and account
takeover (CVE-2021-42097)

* mailman: CSRF token derived from admin password allows offline
brute-force attack (CVE-2021-42096)

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.

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/):

2020568 - CVE-2021-42097 mailman: CSRF token bypass allows to perform CSRF attacks and account takeover
2020575 - CVE-2021-42096 mailman: CSRF token derived from admin password allows offline brute-force attack

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v.8.4):

Source:
mailman-2.1.29-11.module+el8.4.0+13212+81332387.1.src.rpm

aarch64:
mailman-2.1.29-11.module+el8.4.0+13212+81332387.1.aarch64.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+13212+81332387.1.aarch64.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+13212+81332387.1.aarch64.rpm

ppc64le:
mailman-2.1.29-11.module+el8.4.0+13212+81332387.1.ppc64le.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+13212+81332387.1.ppc64le.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+13212+81332387.1.ppc64le.rpm

s390x:
mailman-2.1.29-11.module+el8.4.0+13212+81332387.1.s390x.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+13212+81332387.1.s390x.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+13212+81332387.1.s390x.rpm

x86_64:
mailman-2.1.29-11.module+el8.4.0+13212+81332387.1.x86_64.rpm
mailman-debuginfo-2.1.29-11.module+el8.4.0+13212+81332387.1.x86_64.rpm
mailman-debugsource-2.1.29-11.module+el8.4.0+13212+81332387.1.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-2021-42096
https://access.redhat.com/security/cve/CVE-2021-42097
https://access.redhat.com/security/updates/classification/#important

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.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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2xU1
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

November 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Nov 1st
    19 Files
  • 2
    Nov 2nd
    25 Files
  • 3
    Nov 3rd
    8 Files
  • 4
    Nov 4th
    7 Files
  • 5
    Nov 5th
    24 Files
  • 6
    Nov 6th
    0 Files
  • 7
    Nov 7th
    0 Files
  • 8
    Nov 8th
    18 Files
  • 9
    Nov 9th
    9 Files
  • 10
    Nov 10th
    106 Files
  • 11
    Nov 11th
    19 Files
  • 12
    Nov 12th
    13 Files
  • 13
    Nov 13th
    0 Files
  • 14
    Nov 14th
    0 Files
  • 15
    Nov 15th
    18 Files
  • 16
    Nov 16th
    12 Files
  • 17
    Nov 17th
    15 Files
  • 18
    Nov 18th
    12 Files
  • 19
    Nov 19th
    4 Files
  • 20
    Nov 20th
    2 Files
  • 21
    Nov 21st
    0 Files
  • 22
    Nov 22nd
    22 Files
  • 23
    Nov 23rd
    14 Files
  • 24
    Nov 24th
    19 Files
  • 25
    Nov 25th
    4 Files
  • 26
    Nov 26th
    1 Files
  • 27
    Nov 27th
    4 Files
  • 28
    Nov 28th
    0 Files
  • 29
    Nov 29th
    0 Files
  • 30
    Nov 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close