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Vulnerability details: VCID-97u7-f8fj-4ket
Vulnerability ID VCID-97u7-f8fj-4ket
Aliases CVE-2020-14387
Summary A flaw was found in rsync in versions since 3.2.0pre1. Rsync improperly validates certificate with host mismatch vulnerability. A remote, unauthenticated attacker could exploit the flaw by performing a man-in-the-middle attack using a valid certificate for another hostname which could compromise confidentiality and integrity of data transmitted using rsync-ssl. The highest threat from this vulnerability is to data confidentiality and integrity. This flaw affects rsync versions before 3.2.4.
Status Published
Exploitability 0.5
Weighted Severity 8.2
Risk 4.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-297 Improper Validation of Certificate with Host Mismatch
System Score Found at
cvssv3 9.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14387.json
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
epss 0.00204 https://api.first.org/data/v1/epss?cve=CVE-2020-14387
cvssv2 5.8 https://nvd.nist.gov/vuln/detail/CVE-2020-14387
cvssv3.1 7.4 https://nvd.nist.gov/vuln/detail/CVE-2020-14387
archlinux High https://security.archlinux.org/AVG-1374
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14387.json
https://api.first.org/data/v1/epss?cve=CVE-2020-14387
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14387
1875549 https://bugzilla.redhat.com/show_bug.cgi?id=1875549
969530 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=969530
ASA-202101-1 https://security.archlinux.org/ASA-202101-1
AVG-1374 https://security.archlinux.org/AVG-1374
cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:rsync:3.2.0:-:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:rsync:3.2.0:pre1:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:rsync:3.2.0:pre2:*:*:*:*:*:*
cpe:2.3:a:samba:rsync:3.2.0:pre3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:rsync:3.2.0:pre3:*:*:*:*:*:*
CVE-2020-14387 https://nvd.nist.gov/vuln/detail/CVE-2020-14387
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14387.json
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: AV:N/AC:M/Au:N/C:P/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14387
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14387
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 0.42871
EPSS Score 0.00204
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:32:52.721922+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.20/main.json 37.0.0