CVE-2020-5758

Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can execute commands as the root user by sending a crafted HTTP GET to the UCM's "Old" HTTPS API.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.tenable.com/cve/CVE-2020-5758	Not Applicable
https://www.tenable.com/security/research/tra-2020-42	Broken Link Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:grandstream:ucm6202_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:grandstream:ucm6202:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:grandstream:ucm6204_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:grandstream:ucm6204:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:grandstream:ucm6208_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:grandstream:ucm6208:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-07-17 21:15

Updated : 2024-02-28 17:47

NVD link : CVE-2020-5758

Mitre link : CVE-2020-5758

CVE.ORG link : CVE-2020-5758

JSON object : View

Products Affected

grandstream

ucm6208
ucm6202
ucm6202_firmware
ucm6208_firmware
ucm6204
ucm6204_firmware

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

{"id": "CVE-2020-5758", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2020-07-17T21:15:13.810", "references": [{"url": "https://www.tenable.com/cve/CVE-2020-5758", "tags": ["Not Applicable"], "source": "nvd@nist.gov"}, {"url": "https://www.tenable.com/security/research/tra-2020-42", "tags": ["Broken Link", "Third Party Advisory"], "source": "vulnreport@tenable.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-78"}]}, {"type": "Secondary", "source": "vulnreport@tenable.com", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can execute commands as the root user by sending a crafted HTTP GET to the UCM's \"Old\" HTTPS API."}, {"lang": "es", "value": "Grandstream serie UCM6200 versiones de firmware 1.0.20.23 y posterior, es vulnerable a una inyecci\u00f3n de comandos del Sistema Operativo por medio de HTTP. Un atacante autenticado remoto puede ejecutar comandos como usuario root mediante el env\u00edo de un HTTP GET dise\u00f1ado hacia la API HTTPS \"Old\" de UCM"}], "lastModified": "2020-07-23T14:29:43.870", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:grandstream:ucm6202_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "685CBD60-7C46-4DF8-A25C-8003D02B0175", "versionEndIncluding": "1.0.20.23"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:grandstream:ucm6202:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9864BD0F-BE9C-4F72-AB57-77036699029B"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:grandstream:ucm6204_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A180364-ABDF-49EE-80CB-31DA799DDA1C", "versionEndIncluding": "1.0.20.23"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:grandstream:ucm6204:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B5A26ABB-8BED-4E61-91AA-ABF1B90CBD81"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:grandstream:ucm6208_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50793718-3D0C-449C-940E-3157259B9F06", "versionEndIncluding": "1.0.20.23"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:grandstream:ucm6208:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EA744718-8862-4579-B9CF-E1E8137A02E6"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "vulnreport@tenable.com"}