CVE-2020-15936 - Vulnerability Details - OpenCVE

A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

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::::::::
	cpe:2.3:o:fortinet:fortios::::::::

No data.

References

Link	Providers
https://fortiguard.com/advisory/FG-IR-20-091

History

Tue, 22 Oct 2024 21:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: fortinet

Published: 2022-03-01T18:25:27

Updated: 2024-10-22T21:00:50.381Z

Reserved: 2020-07-24T00:00:00

Link: CVE-2020-15936

Vulnrichment

Updated: 2024-08-04T13:30:23.267Z

NVD

Status : Modified

Published: 2022-03-01T19:15:08.097

Modified: 2024-11-21T05:06:29.380

Link: CVE-2020-15936

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "Fortinet FortiOS", "vendor": "Fortinet", "versions": [{"status": "affected", "version": "FortiOS 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"}]}], "descriptions": [{"lang": "en", "value": "A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "exploitCodeMaturity": "NOT_DEFINED", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "remediationLevel": "NOT_DEFINED", "reportConfidence": "NOT_DEFINED", "scope": "CHANGED", "temporalScore": 2.6, "temporalSeverity": "LOW", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N/E:X/RL:X/RC:X", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "Improper access control", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-03-01T18:25:27", "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://fortiguard.com/advisory/FG-IR-20-091"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@fortinet.com", "ID": "CVE-2020-15936", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Fortinet FortiOS", "version": {"version_data": [{"version_value": "FortiOS 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"}]}}]}, "vendor_name": "Fortinet"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets."}]}, "impact": {"cvss": {"attackComplexity": "High", "attackVector": "Adjacent", "availabilityImpact": "None", "baseScore": 2.6, "baseSeverity": "Low", "confidentialityImpact": "None", "integrityImpact": "Low", "privilegesRequired": "High", "scope": "Changed", "userInteraction": "None", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N/E:X/RL:X/RC:X", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper access control"}]}]}, "references": {"reference_data": [{"name": "https://fortiguard.com/advisory/FG-IR-20-091", "refsource": "CONFIRM", "url": "https://fortiguard.com/advisory/FG-IR-20-091"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T13:30:23.267Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://fortiguard.com/advisory/FG-IR-20-091"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-10-22T20:19:48.170163Z", "id": "CVE-2020-15936", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T21:00:50.381Z"}}]}, "cveMetadata": {"assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "assignerShortName": "fortinet", "cveId": "CVE-2020-15936", "datePublished": "2022-03-01T18:25:27", "dateReserved": "2020-07-24T00:00:00", "dateUpdated": "2024-10-22T21:00:50.381Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://fortiguard.com/advisory/FG-IR-20-091", "tags": ["x_refsource_CONFIRM", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T13:30:23.267Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2020-15936", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T20:19:48.170163Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T20:22:04.213Z"}}], "cna": {"metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 2.6, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N/E:X/RL:X/RC:X", "temporalScore": 2.6, "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "remediationLevel": "NOT_DEFINED", "reportConfidence": "NOT_DEFINED", "temporalSeverity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "exploitCodeMaturity": "NOT_DEFINED", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "Fortinet", "product": "Fortinet FortiOS", "versions": [{"status": "affected", "version": "FortiOS 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"}]}], "references": [{"url": "https://fortiguard.com/advisory/FG-IR-20-091", "tags": ["x_refsource_CONFIRM"]}], "descriptions": [{"lang": "en", "value": "A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Improper access control"}]}], "providerMetadata": {"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet", "dateUpdated": "2022-03-01T18:25:27"}, "x_legacyV4Record": {"impact": {"cvss": {"scope": "Changed", "version": "3.1", "baseScore": 2.6, "attackVector": "Adjacent", "baseSeverity": "Low", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N/E:X/RL:X/RC:X", "integrityImpact": "Low", "userInteraction": "None", "attackComplexity": "High", "availabilityImpact": "None", "privilegesRequired": "High", "confidentialityImpact": "None"}}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "FortiOS 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"}]}, "product_name": "Fortinet FortiOS"}]}, "vendor_name": "Fortinet"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "https://fortiguard.com/advisory/FG-IR-20-091", "name": "https://fortiguard.com/advisory/FG-IR-20-091", "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper access control"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-15936", "STATE": "PUBLIC", "ASSIGNER": "psirt@fortinet.com"}}}}, "cveMetadata": {"cveId": "CVE-2020-15936", "state": "PUBLISHED", "dateUpdated": "2024-10-22T21:00:50.381Z", "dateReserved": "2020-07-24T00:00:00", "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "datePublished": "2022-03-01T18:25:27", "assignerShortName": "fortinet"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "7E239D7B-8B65-4639-9390-F62C5A584B18", "versionEndIncluding": "5.6.13", "versionStartIncluding": "5.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "91921D15-AC8B-4303-BF4B-32FC53B9EB53", "versionEndIncluding": "6.0.11", "versionStartIncluding": "6.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "A2B9C172-F8C6-416C-ADB9-AF893FB0A78C", "versionEndIncluding": "6.2.5", "versionStartIncluding": "6.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "matchCriteriaId": "FF4B21C8-D766-40AF-82F3-924210471D04", "versionEndIncluding": "6.4.3", "versionStartIncluding": "6.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A improper input validation in Fortinet FortiGate version 6.4.3 and below, version 6.2.5 and below, version 6.0.11 and below, version 5.6.13 and below allows attacker to disclose sensitive information via SNI Client Hello TLS packets."}, {"lang": "es", "value": "Una comprobaci\u00f3n de entrada inapropiada en Fortinet FortiGate versiones 6.4.3 y anteriores, versiones 6.2.5 y anteriores, versiones 6.0.11 y anteriores, versiones 5.6.13 y anteriores, permite a un atacante revelar informaci\u00f3n confidencial por medio de paquetes SNI Client Hello TLS."}], "id": "CVE-2020-15936", "lastModified": "2024-11-21T05:06:29.380", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 1.4, "source": "psirt@fortinet.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-01T19:15:08.097", "references": [{"source": "psirt@fortinet.com", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/advisory/FG-IR-20-091"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/advisory/FG-IR-20-091"}], "sourceIdentifier": "psirt@fortinet.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}