fkie_cve-2021-39510
Vulnerability from fkie_nvd
Published
2021-08-24 19:15
Modified
2024-11-21 06:19
Severity ?
Summary
An issue was discovered in D-Link DIR816_A1_FW101CNB04 750m11ac wireless router, The HTTP request parameter is used in the handler function of /goform/form2userconfig.cgi route, which can construct the user name string to delete the user function. This can lead to command injection through shell metacharacters.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| cve@mitre.org | https://github.com/doudoudedi/main-DIR-816_A1_Command-injection | Third Party Advisory | |
| cve@mitre.org | https://github.com/doudoudedi/main-DIR-816_A1_Command-injection/blob/main/injection_A1.md | Exploit, Third Party Advisory | |
| cve@mitre.org | https://www.dlink.com/en/security-bulletin/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/doudoudedi/main-DIR-816_A1_Command-injection | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/doudoudedi/main-DIR-816_A1_Command-injection/blob/main/injection_A1.md | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.dlink.com/en/security-bulletin/ | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| dlink | dir-816_firmware | 101cnb04 | |
| dlink | dir-816 | a1 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:dlink:dir-816_firmware:101cnb04:*:*:*:*:*:*:*",
"matchCriteriaId": "3D1C5496-9740-49A0-BEB7-5F0A088EBE5B",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:dlink:dir-816:a1:*:*:*:*:*:*:*",
"matchCriteriaId": "A2FA0E6D-B40F-4D93-A722-422532A53E1A",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in D-Link DIR816_A1_FW101CNB04 750m11ac wireless router, The HTTP request parameter is used in the handler function of /goform/form2userconfig.cgi route, which can construct the user name string to delete the user function. This can lead to command injection through shell metacharacters."
},
{
"lang": "es",
"value": "Se ha descubierto un problema en el router inal\u00e1mbrico D-Link DIR816_A1_FW101CNB04 750m11ac, El par\u00e1metro de solicitud HTTP se utiliza en la funci\u00f3n de manejador de la ruta /goform/form2userconfig.cgi, que puede construir la cadena de nombre de usuario para eliminar la funci\u00f3n de usuario. Esto puede conducir a la inyecci\u00f3n de comandos a trav\u00e9s de metacaracteres del shell"
}
],
"id": "CVE-2021-39510",
"lastModified": "2024-11-21T06:19:34.687",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-08-24T19:15:33.010",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "https://github.com/doudoudedi/main-DIR-816_A1_Command-injection"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/doudoudedi/main-DIR-816_A1_Command-injection/blob/main/injection_A1.md"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.dlink.com/en/security-bulletin/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://github.com/doudoudedi/main-DIR-816_A1_Command-injection"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/doudoudedi/main-DIR-816_A1_Command-injection/blob/main/injection_A1.md"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.dlink.com/en/security-bulletin/"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-77"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.