CVE-2021-4144

TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

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

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://jvn.jp/en/vu/JVNVU94883311/	Third Party Advisory VDB Entry
https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware	Product Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wr802n_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr802n:v4:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-12-23 07:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-4144

Mitre link : CVE-2021-4144

CVE.ORG link : CVE-2021-4144

JSON object : View

Products Affected

tp-link

tl-wr802n_firmware
tl-wr802n

CWE

CWE-78

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

{"id": "CVE-2021-4144", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "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": "2021-12-23T07:15:06.797", "references": [{"url": "https://jvn.jp/en/vu/JVNVU94883311/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware", "tags": ["Product", "Vendor Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-78"}]}, {"type": "Secondary", "source": "vultures@jpcert.or.jp", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection."}, {"lang": "es", "value": "El router wifi TL-WR802N V4(JP) de TP-Link, con versi\u00f3n de firmware anterior a 211202, es vulnerable a una inyecci\u00f3n de comandos del Sistema Operativo"}], "lastModified": "2022-01-04T20:40:36.813", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tl-wr802n_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E9149E97-BE37-4C45-89B4-ADB2E2E38660", "versionEndExcluding": "211202"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tl-wr802n:v4:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8FA6C0FF-B3F6-41CA-A0CD-FBF40EDC413B"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "vultures@jpcert.or.jp"}