CVE-2022-37452

Published: Aug 7, 2022Modified: Nov 21, 2024

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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.

Affected (2)

Products: Exim: Exim · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Exim Exim	Before 4.95

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (14)

https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/Exim/exim/compare/exim-4.94...exim-4.95

Source: cve@mitre.org

PatchRelease NotesThird Party Advisory

https://github.com/Exim/exim/wiki/EximSecurity

Source: cve@mitre.org

Release NotesThird Party Advisory

https://github.com/ivd38/exim_overflow

Source: cve@mitre.org

ExploitPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://www.exim.org/static/doc/security/

Source: cve@mitre.org

Vendor Advisory

https://www.openwall.com/lists/oss-security/2022/08/06/8

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743