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Vulnerability details: VCID-bavs-a5gp-aaam
Vulnerability ID VCID-bavs-a5gp-aaam
Aliases CVE-2022-37452
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00470 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.00616 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.01494 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
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epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.02017 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
epss 0.35632 https://api.first.org/data/v1/epss?cve=CVE-2022-37452
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-37452
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-37452
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-37452
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37452
https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743
https://github.com/Exim/exim/compare/exim-4.94...exim-4.95
https://github.com/Exim/exim/wiki/EximSecurity
https://github.com/ivd38/exim_overflow
https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html
https://www.exim.org/static/doc/security/
https://www.openwall.com/lists/oss-security/2022/08/06/8
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
CVE-2022-37452 https://nvd.nist.gov/vuln/detail/CVE-2022-37452
USN-5574-1 https://usn.ubuntu.com/5574-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-37452
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-37452
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.76082
EPSS Score 0.00470
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.