fkie_cve-2020-13822
Vulnerability from fkie_nvd
Published
2020-06-04 15:15
Modified
2024-11-21 05:01
Severity ?
Summary
The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:indutny:elliptic:6.5.2:*:*:*:*:node.js:*:*",
"matchCriteriaId": "E5343FAF-0200-473D-922C-51CB46D28A7F",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading \u0027\\0\u0027 bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature."
},
{
"lang": "es",
"value": "El paquete Elliptic versi\u00f3n 6.5.2, para Node.js permite la maleabilidad de la firma ECDSA por medio de variaciones en la codificaci\u00f3n, conllevando a bytes \"\\0\", o a desbordamientos de enteros. Esto podr\u00eda tener un impacto relevante para la seguridad si una aplicaci\u00f3n se basara en una firma can\u00f3nica \u00fanica"
}
],
"id": "CVE-2020-13822",
"lastModified": "2024-11-21T05:01:56.443",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.7,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
"version": "3.1"
},
"exploitabilityScore": 2.2,
"impactScore": 5.5,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2020-06-04T15:15:13.510",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/indutny/elliptic/issues/226"
},
{
"source": "cve@mitre.org",
"url": "https://medium.com/%40herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "https://www.npmjs.com/package/elliptic"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/indutny/elliptic/issues/226"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://medium.com/%40herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://www.npmjs.com/package/elliptic"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-190"
}
],
"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.