CVE-2022-37452
published 2022-08-07CVE-2022-37452: 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.
PriorityP350critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
2.92%
85.3th percentile
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
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | exim4 | < exim4 4.94.2-5 (bookworm) | exim4 4.94.2-5 (bookworm) |
| exim | exim | < 4.95 | 4.95 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL
vendor_debian9.8CRITICAL
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Ubuntu
Exim vulnerability
vendor_ubuntu·2022-08-22
CVE-2022-37452 Exim vulnerability
Title: Exim vulnerability
Summary: Exim could be made to crash of execute arbitrary code if it
received a specially crafted input.
It was discovered that Exim incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash or
execute arbitrary code.
Instructions: In general, a standard system update will make all the necessary changes.
Debian
CVE-2022-37452: exim4 - Exim before 4.95 has a heap-based buffer overflow for the alias list in host_nam...
vendor_debian·2022·CVSS 9.8
CVE-2022-37452 [CRITICAL] CVE-2022-37452: exim4 - Exim before 4.95 has a heap-based buffer overflow for the alias list in host_nam...
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.
Scope: local
bookworm: resolved (fixed in 4.94.2-5)
bullseye: resolved (fixed in 4.94.2-5)
forky: resolved (fixed in 4.94.2-5)
sid: resolved (fixed in 4.94.2-5)
trixie: resolved (fixed in 4.94.2-5)
GHSA
GHSA-2xwx-3gmg-f9vj: Exim before 4
ghsa_unreviewed·2022-08-08
CVE-2022-37452 [CRITICAL] CWE-787 GHSA-2xwx-3gmg-f9vj: Exim before 4
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.
OSV
CVE-2022-37452: Exim before 4
osv·2022-08-07·CVSS 9.8
CVE-2022-37452 [CRITICAL] CVE-2022-37452: Exim before 4
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743https://github.com/Exim/exim/compare/exim-4.94...exim-4.95https://github.com/Exim/exim/wiki/EximSecurityhttps://github.com/ivd38/exim_overflowhttps://lists.debian.org/debian-lts-announce/2022/08/msg00014.htmlhttps://www.exim.org/static/doc/security/https://www.openwall.com/lists/oss-security/2022/08/06/8https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743https://github.com/Exim/exim/compare/exim-4.94...exim-4.95https://github.com/Exim/exim/wiki/EximSecurityhttps://github.com/ivd38/exim_overflowhttps://lists.debian.org/debian-lts-announce/2022/08/msg00014.htmlhttps://www.exim.org/static/doc/security/https://www.openwall.com/lists/oss-security/2022/08/06/8
2022-08-07
Published