CVEvulnerability
CVE-2022-37452
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2022-08-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
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 configurations
• exim exim (< 4.95)
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743 Patch, Third Party Advisory
- https://github.com/Exim/exim/compare/exim-4.94...exim-4.95 Patch, Release Notes, Third Party Advisory
- https://github.com/Exim/exim/wiki/EximSecurity Release Notes, Third Party Advisory
- https://github.com/ivd38/exim_overflow Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html Mailing List, Third Party Advisory
- https://www.exim.org/static/doc/security/ Vendor Advisory
- https://www.openwall.com/lists/oss-security/2022/08/06/8 Mailing List, Third Party Advisory
- https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743 Patch, Third Party Advisory
- https://github.com/Exim/exim/compare/exim-4.94...exim-4.95 Patch, Release Notes, Third Party Advisory
- https://github.com/Exim/exim/wiki/EximSecurity Release Notes, Third Party Advisory
- https://github.com/ivd38/exim_overflow Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html Mailing List, Third Party Advisory
- https://www.exim.org/static/doc/security/ Vendor Advisory
- https://www.openwall.com/lists/oss-security/2022/08/06/8 Mailing List, Third Party Advisory