CVE-1999-0742: Medium severity Debian Debian Linux vulnerability
The Debian mailman package uses weak authentication, which allows attackers to gain privileges.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
debian/mailmanfrom your environment.Uninstall the mailman package if it is not required on the system (e.g., apt remove --purge mailman) until a secure update is available.
- Configuration
Stop and disable the Mailman service to prevent its use until a secure fix is available (e.g., systemctl stop mailman; systemctl disable mailman). If Mailman is packaged differently on the host, stop/disable the corresponding service.
Debian mailman service_enabled = false - Compensating control
Restrict network access to Mailman administrative interfaces and related ports to trusted IPs using firewall rules, network ACLs, or a web application firewall; block external access until the issue is resolved.
- Operational
Audit Mailman and system accounts for signs of unauthorized access or privilege changes and rotate any credentials, API keys, or keys that may have been exposed or could be abused prior to restoring the service.
Event History
Frequently Asked Questions
What are the implications of CVE-1999-0742?
CVE-1999-0742 allows attackers to exploit weak authentication in the Debian mailman package to gain unauthorized privileges.
How can I mitigate CVE-1999-0742?
Mitigation of CVE-1999-0742 involves upgrading the Debian mailman package to a version that employs stronger authentication mechanisms.
Who is affected by CVE-1999-0742?
CVE-1999-0742 affects users of the Debian Linux 2.1 distribution who are utilizing the mailman package.
What is the severity of CVE-1999-0742?
CVE-1999-0742 is considered a significant vulnerability due to its potential for privilege escalation.
What should I do if I cannot update my Debian mailman package to fix CVE-1999-0742?
If you cannot update your Debian mailman package, consider implementing additional access controls and monitoring to mitigate the risk of exploitation of CVE-1999-0742.