CVE-2021-28800

A command injection vulnerability has been reported to affect QNAP NAS running legacy versions of QTS. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.3.6.1663 Build 20210504; versions prior to 4.3.3.1624 Build 20210416. This issue does not affect: QNAP Systems Inc. QTS 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5.

CVSS v3 8.1 HIGH
CVSS v2.0 7.5 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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-21-28	Vendor Advisory
https://www.qnap.com/zh-tw/security-advisory/qsa-21-28	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::

History

21 Nov 2024, 06:00

Type	Values Removed	Values Added
CVSS	v2 : ~~7.5~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 8.1
References	~~() https://www.qnap.com/zh-tw/security-advisory/qsa-21-28 - Vendor Advisory~~	() https://www.qnap.com/zh-tw/security-advisory/qsa-21-28 - Vendor Advisory

Information

Published : 2021-06-24 07:15

Updated : 2024-11-21 06:00

NVD link : CVE-2021-28800

Mitre link : CVE-2021-28800

CVE.ORG link : CVE-2021-28800

JSON object : View

Products Affected

qnap

qts

CWE

CWE-78

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

{"id": "CVE-2021-28800", "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": "Secondary", "source": "security@qnapsecurity.com.tw", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}, {"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": "2021-06-24T07:15:07.580", "references": [{"url": "https://www.qnap.com/zh-tw/security-advisory/qsa-21-28", "tags": ["Vendor Advisory"], "source": "security@qnapsecurity.com.tw"}, {"url": "https://www.qnap.com/zh-tw/security-advisory/qsa-21-28", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "security@qnapsecurity.com.tw", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "A command injection vulnerability has been reported to affect QNAP NAS running legacy versions of QTS. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.3.6.1663 Build 20210504; versions prior to 4.3.3.1624 Build 20210416. This issue does not affect: QNAP Systems Inc. QTS 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5."}, {"lang": "es", "value": "Se ha reportado una vulnerabilidad de inyecci\u00f3n de comandos que afecta a QNAP NAS ejecutando versiones heredadas de QTS. Si es explotado, esta vulnerabilidad permite a atacantes ejecutar comandos arbitrarios en una aplicaci\u00f3n comprometida. Este problema afecta: QNAP Systems Inc. QTS versiones anteriores a 4.3.6.1663 Build 20210504; versiones anteriores a 4.3.3.1624 Build 20210416. Este problema no afecta a: QNAP Systems Inc. QTS versi\u00f3n 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5"}], "lastModified": "2024-11-21T06:00:13.670", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71F75BCC-862B-4DD0-80F9-D89C05C787FE", "versionEndExcluding": "4.3.3.1624"}, {"criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4AEF176F-F64F-41AF-9C2C-4A1D888CE8D4", "versionEndExcluding": "4.3.6.1663", "versionStartIncluding": "4.3.4"}], "operator": "OR"}]}], "sourceIdentifier": "security@qnapsecurity.com.tw"}