CVE-2021-41653

The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

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

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://tp-link.com	Vendor Advisory
https://k4m1ll0.com/cve-2021-41653.html	Exploit Third Party Advisory
https://www.tp-link.com/us/press/security-advisory/	Vendor Advisory
http://tp-link.com	Vendor Advisory
https://k4m1ll0.com/cve-2021-41653.html	Exploit Third Party Advisory
https://www.tp-link.com/us/press/security-advisory/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wr840n_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr840n:v5:*:*:*:*:*:*:*

History

21 Nov 2024, 06:26

Type	Values Removed	Values Added
References	~~() http://tp-link.com - Vendor Advisory~~	() http://tp-link.com - Vendor Advisory
References	~~() https://k4m1ll0.com/cve-2021-41653.html - Exploit, Third Party Advisory~~	() https://k4m1ll0.com/cve-2021-41653.html - Exploit, Third Party Advisory
References	~~() https://www.tp-link.com/us/press/security-advisory/ - Vendor Advisory~~	() https://www.tp-link.com/us/press/security-advisory/ - Vendor Advisory

Information

Published : 2021-11-13 15:15

Updated : 2024-11-21 06:26

NVD link : CVE-2021-41653

Mitre link : CVE-2021-41653

CVE.ORG link : CVE-2021-41653

JSON object : View

Products Affected

tp-link

tl-wr840n_firmware
tl-wr840n

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

{"id": "CVE-2021-41653", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "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": "2021-11-13T15:15:08.110", "references": [{"url": "http://tp-link.com", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://k4m1ll0.com/cve-2021-41653.html", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.tp-link.com/us/press/security-advisory/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://tp-link.com", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://k4m1ll0.com/cve-2021-41653.html", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.tp-link.com/us/press/security-advisory/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field."}, {"lang": "es", "value": "La funci\u00f3n PING en el router TP-Link TL-WR840N EU versi\u00f3n v5 con firmware hasta TL-WR840N(EU)_V5_171211, es vulnerable a una ejecuci\u00f3n de c\u00f3digo remota por medio de una carga \u00fatil dise\u00f1ada en un campo de entrada de direcci\u00f3n IP"}], "lastModified": "2024-11-21T06:26:35.237", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tl-wr840n_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C5797B1-0F68-4A32-8A79-10594D4F00BF", "versionEndIncluding": "tl-wr840n\\(eu\\)_v5_171211"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tl-wr840n:v5:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0271F8CB-EBF1-4E64-B51B-349997A8AED2"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}