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CVE PROGRAM SOURCE RECORD8.1 High

CVE-2023-42117

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability

Description

Exim Improper Neutralization of Special Elements Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this vulnerability. The specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17554.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Exim Exim

Default version status: unknown

  • 4.96-RC1-11-315206fbfaffected

References