CVE-2023-42117

Name
CVE-2023-42117
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.
NVD Severity
unknown
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
zdi-disclosures@trendmicro.com https://www.zerodayinitiative.com/advisories/ZDI-23-1471/

Match rules

CPE URI Source package Min version Max version

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
exim 3.18-community 4.96.2-r0 Jesse Young <jlyo@jlyo.org> fixed