Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 503
Alerts This Week
Warning Icon 1 503

Ubuntu 18.04 LTS: USN-5151-1 Moderate: Mailman Code Exec and Data Leak

ubuntu
Calendar Grey November 18, 2021
Dist Ubuntu Esm H88
Ubuntu Security Advisory USN-5151-1 tackles vulnerabilities in Mailman that may jeopardize sensitive data and pose execution threats.
Several security issues were fixed in Mailman.

Summary

Several security issues were fixed in Mailman.

Software Description:

- mailman: Web-based mailing list manager

Details:

It was discovered that Mailman incorrectly handled certain URL.

An attacker could possibly use this issue to execute arbitrary code.

(CVE-2021-43331)

It was discovered that Mailman incorrectly handled certain inputs.

An attacker could possibly use this issue to expose sensitive information.

(CVE-2021-43332)

Topics%20covered

Topics Covered

security advisory arbitrary code execution Ubuntu information exposure Mailman

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  mailman                         1:2.1.26-1ubuntu0.5

Ubuntu 16.04 ESM:
  mailman                         1:2.1.20-1ubuntu0.6+esm2

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5151-1

CVE-2021-43331, CVE-2021-43332, https://bugs.launchpad.net/mailman/+bug/1949401, https://launchpad.net/mailman/+bug/1949403

November 18, 2021

Topics%20covered

Topics Covered

security advisory arbitrary code execution Ubuntu information exposure Mailman

Package Information

https://launchpad.net/ubuntu/+source/mailman/1:2.1.26-1ubuntu0.5

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.