CVE-1999-0976

Summary

CVE-1999-0976 is a vulnerability affecting Sendmail, an email transfer agent. Malicious local users can exploit this issue by reinitializing the aliases database using the newaliases command and subsequently triggering a denial of service (DoS) condition by interrupting the Sendmail service during this process. This vulnerability poses a significant risk to system stability and email delivery services. Attackers can exploit it to disrupt email services, leading to potential communication disruptions and lost productivity. To mitigate this risk, it is recommended to update Sendmail to a version that addresses this vulnerability or implement access controls to restrict the use of the newaliases command.

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