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centosCentOS ProjectCESA-2021:4913
HistoryDec 02, 2021 - 11:53 p.m.

mailman security update

2021-12-0223:53:20
CentOS Project
lists.centos.org
343
mailman
security fix
csrf attack
account takeover
admin takeover
user options page
cve-2021-42097
cve-2021-44227
cve-2016-6893
centos
red hat

CVSS2

8.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:S/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

66.6%

CentOS Errata and Security Advisory CESA-2021:4913

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 bypass allows to perform CSRF attacks and admin takeover (CVE-2021-44227)

  • mailman: CSRF protection missing in the user options page (CVE-2016-6893)

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.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2021-December/086212.html

Affected packages:
mailman

Upstream details at:
https://access.redhat.com/errata/RHSA-2021:4913

OSVersionArchitecturePackageVersionFilename
CentOS7x86_64mailman< 2.1.15-30.el7_9.2mailman-2.1.15-30.el7_9.2.x86_64.rpm

CVSS2

8.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:S/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

66.6%