CVE-2018-19949

If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts:4.2.6:-::::::
	cpe:2.3:o:qnap:qts:4.2.6:build_20170517::::::
	cpe:2.3:o:qnap:qts:4.2.6:build_20190322::::::
	cpe:2.3:o:qnap:qts:4.2.6:build_20190730::::::
	cpe:2.3:o:qnap:qts:4.2.6:build_20190921::::::
	cpe:2.3:o:qnap:qts:4.2.6:build_20191107::::::

History

No history.

Information

Published : 2020-10-28 18:15

Updated : 2020-11-13 17:38

NVD link : CVE-2018-19949

Mitre link : CVE-2018-19949

CVE.ORG link : CVE-2018-19949

JSON object : View

Products Affected

qnap

CWE

CWE-77

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

CWE-20

Improper Input Validation

CWE-78

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

{"id": "CVE-2018-19949", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-10-28T18:15:12.647", "references": [{"url": "https://www.qnap.com/zh-tw/security-advisory/qsa-20-01", "tags": ["Vendor Advisory"], "source": "security@qnapsecurity.com.tw"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-77"}]}, {"type": "Secondary", "source": "security@qnapsecurity.com.tw", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-77"}, {"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109."}, {"lang": "es", "value": "Si es explotada, esta vulnerabilidad de inyecci\u00f3n de comandos podr\u00eda permitir a atacantes remotos ejecutar comandos arbitrarios. QNAP ya ha corregido el problema en las siguientes versiones de QTS. QTS versi\u00f3n 4.4.2.1231 en build 20200302; QTS versi\u00f3n 4.4.1.1201 en build 20200130; QTS versi\u00f3n 4.3.6.1218 en build 20200214; QTS versi\u00f3n 4.3.4.1190 en build 20200107; QTS versi\u00f3n 4.3.3.1161 en build 20200109; QTS versi\u00f3n 4.2.6 en build 20200109"}], "lastModified": "2020-11-13T17:38:51.100", "cisaActionDue": "2022-06-14", "cisaExploitAdd": "2022-05-24", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3777F6CC-9189-4BC0-B336-62BA1EFB91A7", "versionEndExcluding": "4.2.6"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DCF2E9D3-12C2-4A5A-BC1D-F2C007303805", "versionEndExcluding": "4.3.3.1161", "versionStartIncluding": "4.3.1.0013"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26B1C1D9-D91E-4C02-87A2-1EDE2AB4B0BF", "versionEndExcluding": "4.3.4.1190", "versionStartIncluding": "4.3.4"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4A213877-D365-46DB-BDA1-4DAA020AF84A", "versionEndExcluding": "4.3.6.1218", "versionStartIncluding": "4.3.6"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F902AFED-E51B-42F2-85BD-DB0B19B8C7DB", "versionEndExcluding": "4.4.1.1201", "versionStartIncluding": "4.4.0"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5BF6E081-B28B-4A26-BA59-EB7A66099360", "versionEndExcluding": "4.4.2.1231", "versionStartIncluding": "4.4.2"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2D3B1E3A-C9E9-4BB8-8BFC-AE1258722F85"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8F523E9F-D101-4C29-A624-74E1F3F8CB7D"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1388DBE0-F6BB-44AB-81AC-BFB4E70BE820"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF3C4461-C1B6-43A1-BA5E-D6658EFD06EE"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A1F11848-6FED-4D58-A177-36D280C0347C"}, {"criteria": "cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6259C86-FFDA-40E8-AF0C-33CC8C108DC9"}], "operator": "OR"}]}], "sourceIdentifier": "security@qnapsecurity.com.tw", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "QNAP NAS File Station Command Injection Vulnerability"}

9.8 /10