CVE Vulnerability Advisory Database
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2018-02-08
Exim SMTP Mail Server base64d Buffer Overflow Remote Code Execution (RCE) Vulnerability (CVE-2018-6789)
[Affected Scope] All Exim versions before 4.90.1 with active SMTP listener
[Impact] Unauthenticated remote attackers can execute arbitrary code with root privileges by sending specially crafted Base64 messages
[Mitigation] Immediately upgrade Exim mail servers to the latest stable version (4.90.1 or higher) and restrict SMTP access