PT-2022-6994

CVE-2023-42117

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Published

2022-06-06

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Updated

2026-10-01

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Exim (affected versions not specified)
Description This issue allows remote attackers to execute arbitrary code on affected installations of Exim. Authentication is not required to exploit this issue. 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 issue to execute code in the context of the current process.
Recommendations At the moment, there is no information about a newer version that contains a fix for this issue.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
Related identifiers
ALT-PU-2023-7644
CLEANSTART-2025-VV41786
DLA-3938-1
OPENSUSE-SU-2023:0303-1
OPENSUSE-SU-2023:0304-1
OPENSUSE-SU-2024:0007-1
OPENSUSE-SU-2024:13333-1
USN-6455-1
USN-6455-2
ZDI-23-1471
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