fkie_cve-2021-39306
Vulnerability from fkie_nvd
Published
2021-12-22 19:15
Modified
2024-11-21 06:19
Severity ?
Summary
A stack buffer overflow was discovered on Realtek RTL8195AM device before 2.0.10, it exists in the client code when an attacker sends a big size Authentication challenge text in WEP security.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| cve@mitre.org | https://www.amebaiot.com/en/security_bulletin/cve-2021-39306/ | Vendor Advisory | |
| cve@mitre.org | https://www.realtek.com | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.amebaiot.com/en/security_bulletin/cve-2021-39306/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.realtek.com | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| realtek | rtl8195am_firmware | * | |
| realtek | rtl8195am | - |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:realtek:rtl8195am_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "12003CE1-45D4-4F01-826B-32E6BACE742B",
"versionEndExcluding": "2.0.10",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:realtek:rtl8195am:-:*:*:*:*:*:*:*",
"matchCriteriaId": "ABC12635-46E3-4595-A6AC-BD80F671B9D4",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A stack buffer overflow was discovered on Realtek RTL8195AM device before 2.0.10, it exists in the client code when an attacker sends a big size Authentication challenge text in WEP security."
},
{
"lang": "es",
"value": "Se ha detectado un desbordamiento del b\u00fafer de la pila en el dispositivo Realtek RTL8195AM versiones anteriores a 2.0.10, se presenta en el c\u00f3digo del cliente cuando un atacante env\u00eda un texto de desaf\u00edo de autenticaci\u00f3n de gran tama\u00f1o en la seguridad WEP"
}
],
"id": "CVE-2021-39306",
"lastModified": "2024-11-21T06:19:11.493",
"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": "2021-12-22T19:15:11.373",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.amebaiot.com/en/security_bulletin/cve-2021-39306/"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.realtek.com"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.amebaiot.com/en/security_bulletin/cve-2021-39306/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.realtek.com"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- 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.
Loading…
Loading…