RHSA-2021:4913HighCVSS 8.0

Red Hat Security Advisory: mailman security update

Published
December 2, 2021
Last Modified
September 7, 2026

🔗 CVE IDs covered (3)

CVE-2016-6893 →CVE-2021-42097 →CVE-2021-44227 →

📋 Description

CVE-2016-6893 — mailman: CSRF protection missing in the user options page CVE-2021-42097 — mailman: CSRF token bypass allows to perform CSRF attacks and account takeover CVE-2021-44227 — mailman: CSRF token bypass allows to perform CSRF attacks and admin takeover

🎯 Affected products14

  • Red Hat Enterprise Linux Server (v. 7)
  • Red Hat Enterprise Linux Workstation (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.s390x as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.src as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.src as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-3:2.1.15-30.el7_9.2.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • mailman-debuginfo-3:2.1.15-30.el7_9.2.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-debuginfo-3:2.1.15-30.el7_9.2.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-debuginfo-3:2.1.15-30.el7_9.2.s390x as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-debuginfo-3:2.1.15-30.el7_9.2.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • mailman-debuginfo-3:2.1.15-30.el7_9.2.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.

🔗 References (6)