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Status published
Critical
CVE-2022-37452
Exim before 4.95 has a heap-based buffer overflow for the...
Vulnerability Description
Exim before 4.95 has a heap-based buffer overflow for the alias list in host_name_lookup in host.c when sender_host_name is set.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/Exim/exim/wiki/EximSecurity
- https://www.exim.org/static/doc/security/
- https://github.com/ivd38/exim_overflow
- https://www.openwall.com/lists/oss-security/2022/08/06/8
- https://github.com/Exim/exim/compare/exim-4.94...exim-4.95
- https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743
- https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html
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Affected Vendor
exim
View all reports →Affected Software
exim, debian linux
Vulnerable Versions:
0, 10.0
Timeline
Official Publish:
August 7th, 2022
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.