CVE-2022-37452

CVSS V2 None CVSS V3 Critical 9.8
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.
Overview
  • CVE ID
  • CVE-2022-37452
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-08-07T18:15:08
  • Last Modified Date
  • 2022-10-28T12:52:47
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* 1 OR 4.95
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-37452
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37452
History
Created Old Value New Value Data Type Notes
2022-08-07 19:00:04 Added to TrackCVE