fkie_cve-2021-44718
Vulnerability from fkie_nvd
Published
2022-09-02 12:15
Modified
2024-11-21 06:31
Severity ?
Summary
wolfSSL through 5.0.0 allows an attacker to cause a denial of service and infinite loop in the client component by sending crafted traffic from a Machine-in-the-Middle (MITM) position. The root cause is that the client module accepts TLS messages that normally are only sent to TLS servers.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| cve@mitre.org | https://github.com/wolfSSL/wolfssl/releases | Release Notes, Third Party Advisory | |
| cve@mitre.org | https://www.wolfssl.com/docs/security-vulnerabilities/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/wolfSSL/wolfssl/releases | Release Notes, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.wolfssl.com/docs/security-vulnerabilities/ | Vendor Advisory |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4A2BB256-A089-42D8-AA9D-BB194B1213A2",
"versionEndIncluding": "5.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "wolfSSL through 5.0.0 allows an attacker to cause a denial of service and infinite loop in the client component by sending crafted traffic from a Machine-in-the-Middle (MITM) position. The root cause is that the client module accepts TLS messages that normally are only sent to TLS servers."
},
{
"lang": "es",
"value": "wolfSSL versiones hasta 5.0.0, permite a un atacante causar una denegaci\u00f3n de servicio y un bucle infinito en el componente cliente mediante el env\u00edo de tr\u00e1fico dise\u00f1ado desde una posici\u00f3n de tipo Machine-in-the-Middle (MITM). La causa principal es que el m\u00f3dulo cliente acepta mensajes TLS que normalmente s\u00f3lo son enviados a servidores TLS"
}
],
"id": "CVE-2021-44718",
"lastModified": "2024-11-21T06:31:27.270",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.2,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-09-02T12:15:09.337",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://github.com/wolfSSL/wolfssl/releases"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.wolfssl.com/docs/security-vulnerabilities/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://github.com/wolfSSL/wolfssl/releases"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.wolfssl.com/docs/security-vulnerabilities/"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-835"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.