CVE-2019-5426

In Ubiquiti Networks EdgeSwitch X v1.1.0 and prior, an unauthenticated user can use the "local port forwarding" and "dynamic port forwarding" (SOCKS proxy) functionalities. Remote attackers without credentials can exploit this bug to access local services or forward traffic through the device if SSH is enabled in the system settings.

CVSS v3 4.8 MEDIUM
CVSS v2.0 5.8 MEDIUM

4.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137	Patch Vendor Advisory
https://hackerone.com/reports/512958	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ui:edgeswitch_x:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-04-10 18:29

Updated : 2023-12-10 12:59

NVD link : CVE-2019-5426

Mitre link : CVE-2019-5426

CVE.ORG link : CVE-2019-5426

JSON object : View

Products Affected

ui

edgeswitch_x

CWE

CWE-287

Improper Authentication

{"id": "CVE-2019-5426", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.2}]}, "published": "2019-04-10T18:29:00.620", "references": [{"url": "https://community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137", "tags": ["Patch", "Vendor Advisory"], "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/512958", "tags": ["Third Party Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}, {"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "In Ubiquiti Networks EdgeSwitch X v1.1.0 and prior, an unauthenticated user can use the \"local port forwarding\" and \"dynamic port forwarding\" (SOCKS proxy) functionalities. Remote attackers without credentials can exploit this bug to access local services or forward traffic through the device if SSH is enabled in the system settings."}, {"lang": "es", "value": "En Ubiquiti Networks EdgeSwitch X 1.1.0 y versiones anteriores, un usuario no autenticado puede utilizar las funcionalidades \"local port forwarding\" y \"dynamic port forwarding\" (SOCKS proxy). Los atacantes remotos sin credenciales pueden explotar este error para acceder a servicios locales o reenviar tr\u00e1fico a trav\u00e9s del dispositivo, si el protocolo SSH est\u00e1 habilitado en la configuraci\u00f3n del sistema."}], "lastModified": "2020-10-16T19:28:23.400", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ui:edgeswitch_x:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73F18D1C-8C6E-482E-ACBA-7455B11BA24B", "versionEndIncluding": "1.1.0"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}