CVE-2023-47537 - Vulnerability Details - OpenCVE

An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00101.

Key SSVC decision points have not yet been added.

Vendors	Products
Fortinet	Fortios

Configuration 1 [-]

OR	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios:7.4.0:::::::*
	cpe:2.3:o:fortinet:fortios:7.4.1:::::::*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-51648	An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch.

Fixes

Solution

Please upgrade to FortiOS version 7.4.2 or above Please upgrade to FortiOS version 7.2.7 or above Please upgrade to FortiOS version 7.0.16 or above

Workaround

No workaround given by the vendor.

References

Link	Providers
https://fortiguard.com/psirt/FG-IR-23-301

History

No history.

MITRE

Status: PUBLISHED

Assigner: fortinet

Published: 2024-02-15T13:59:24.770Z

Updated: 2024-08-02T21:09:37.377Z

Reserved: 2023-11-06T10:35:25.828Z

Link: CVE-2023-47537

Vulnrichment

Updated: 2024-08-02T21:09:37.377Z

NVD

Status : Modified

Published: 2024-02-15T14:15:45.240

Modified: 2024-11-21T08:30:25.100

Link: CVE-2023-47537

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-47537", "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "state": "PUBLISHED", "assignerShortName": "fortinet", "dateReserved": "2023-11-06T10:35:25.828Z", "datePublished": "2024-02-15T13:59:24.770Z", "dateUpdated": "2024-08-02T21:09:37.377Z"}, "containers": {"cna": {"affected": [{"vendor": "Fortinet", "product": "FortiOS", "defaultStatus": "unaffected", "versions": [{"versionType": "semver", "version": "7.4.0", "lessThanOrEqual": "7.4.1", "status": "affected"}, {"versionType": "semver", "version": "7.2.0", "lessThanOrEqual": "7.2.6", "status": "affected"}, {"versionType": "semver", "version": "7.0.0", "lessThanOrEqual": "7.0.15", "status": "affected"}, {"versionType": "semver", "version": "6.4.0", "lessThanOrEqual": "6.4.15", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."}], "providerMetadata": {"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet", "dateUpdated": "2024-05-21T10:01:53.833Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-295", "description": "Information disclosure", "type": "CWE"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:X/RC:X"}}], "solutions": [{"lang": "en", "value": "Please upgrade to FortiOS version 7.4.2 or above \nPlease upgrade to FortiOS version 7.2.7 or above \nPlease upgrade to FortiOS version 7.0.16 or above \n"}], "references": [{"name": "https://fortiguard.com/psirt/FG-IR-23-301", "url": "https://fortiguard.com/psirt/FG-IR-23-301"}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-47537", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-21T13:43:02.127242Z"}}}], "affected": [{"cpes": ["cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"], "vendor": "fortinet", "product": "fortios", "versions": [{"status": "affected", "version": "6.4.0"}, {"status": "affected", "version": "7.0.0"}, {"status": "affected", "version": "7.2.0"}, {"status": "affected", "version": "7.4.0"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:26:31.940Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T21:09:37.377Z"}, "title": "CVE Program Container", "references": [{"name": "https://fortiguard.com/psirt/FG-IR-23-301", "url": "https://fortiguard.com/psirt/FG-IR-23-301", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://fortiguard.com/psirt/FG-IR-23-301", "name": "https://fortiguard.com/psirt/FG-IR-23-301", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T21:09:37.377Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-47537", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-21T13:43:02.127242Z"}}}], "affected": [{"cpes": ["cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"], "vendor": "fortinet", "product": "fortios", "versions": [{"status": "affected", "version": "6.4.0"}, {"status": "affected", "version": "7.0.0"}, {"status": "affected", "version": "7.2.0"}, {"status": "affected", "version": "7.4.0"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-21T13:44:46.138Z"}, "title": "CISA ADP Vulnrichment"}], "cna": {"metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:X/RC:X", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}], "affected": [{"vendor": "Fortinet", "product": "FortiOS", "versions": [{"status": "affected", "version": "7.4.0", "versionType": "semver", "lessThanOrEqual": "7.4.1"}, {"status": "affected", "version": "7.2.0", "versionType": "semver", "lessThanOrEqual": "7.2.6"}, {"status": "affected", "version": "7.0.0", "versionType": "semver", "lessThanOrEqual": "7.0.15"}, {"status": "affected", "version": "6.4.0", "versionType": "semver", "lessThanOrEqual": "6.4.15"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Please upgrade to FortiOS version 7.4.2 or above \nPlease upgrade to FortiOS version 7.2.7 or above \nPlease upgrade to FortiOS version 7.0.16 or above \n"}], "references": [{"url": "https://fortiguard.com/psirt/FG-IR-23-301", "name": "https://fortiguard.com/psirt/FG-IR-23-301"}], "descriptions": [{"lang": "en", "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-295", "description": "Information disclosure"}]}], "providerMetadata": {"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet", "dateUpdated": "2024-05-21T10:01:53.833Z"}}}, "cveMetadata": {"cveId": "CVE-2023-47537", "state": "PUBLISHED", "dateUpdated": "2024-08-02T21:09:37.377Z", "dateReserved": "2023-11-06T10:35:25.828Z", "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "datePublished": "2024-02-15T13:59:24.770Z", "assignerShortName": "fortinet"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "C119229A-3805-47C1-B3F9-AF1A4007A63B", "versionEndExcluding": "7.0.14", "versionStartIncluding": "7.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "24D09A92-81EC-4003-B017-C67FC739EEBF", "versionEndIncluding": "7.2.6", "versionStartIncluding": "7.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*", "matchCriteriaId": "61540F5B-080A-4D44-8BE0-75D7A0DCCB53", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*", "matchCriteriaId": "17FE168A-0EA4-467C-91D2-87EB6D83917A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."}, {"lang": "es", "value": "Una vulnerabilidad de validaci\u00f3n de certificado incorrecta en Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6 y 7.4.0 - 7.4.1 permite que un atacante remoto y no autenticado realice un ataque Man-in-the-Middle en el Canal de comunicaci\u00f3n FortiLink entre el dispositivo FortiOS y FortiSwitch."}], "id": "CVE-2023-47537", "lastModified": "2024-11-21T08:30:25.100", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "psirt@fortinet.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-02-15T14:15:45.240", "references": [{"source": "psirt@fortinet.com", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/psirt/FG-IR-23-301"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/psirt/FG-IR-23-301"}], "sourceIdentifier": "psirt@fortinet.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "psirt@fortinet.com", "type": "Secondary"}]}