gsd-2020-13822
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
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.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-13822",
"description": "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.",
"id": "GSD-2020-13822",
"references": [
"https://access.redhat.com/errata/RHSA-2020:5533",
"https://access.redhat.com/errata/RHSA-2020:4298"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-13822"
],
"details": "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.",
"id": "GSD-2020-13822",
"modified": "2023-12-13T01:21:47.233134Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-13822",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
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"data_type": "CVE",
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"description": {
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"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."
}
]
},
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"references": {
"reference_data": [
{
"name": "https://www.npmjs.com/package/elliptic",
"refsource": "MISC",
"url": "https://www.npmjs.com/package/elliptic"
},
{
"name": "https://github.com/indutny/elliptic/issues/226",
"refsource": "MISC",
"url": "https://github.com/indutny/elliptic/issues/226"
},
{
"name": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/",
"refsource": "MISC",
"url": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/"
},
{
"name": "https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4",
"refsource": "MISC",
"url": "https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "=6.5.2",
"affected_versions": "Version 6.5.2",
"cvss_v2": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
"cwe_ids": [
"CWE-1035",
"CWE-190",
"CWE-937"
],
"date": "2020-07-02",
"description": "The Elliptic package 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.",
"fixed_versions": [
"6.5.3"
],
"identifier": "CVE-2020-13822",
"identifiers": [
"CVE-2020-13822"
],
"not_impacted": "All versions before 6.5.2, all versions after 6.5.2",
"package_slug": "npm/elliptic",
"pubdate": "2020-06-04",
"solution": "Upgrade to version 6.5.3 or above.",
"title": "Integer Overflow or Wraparound",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2020-13822"
],
"uuid": "0a6fe6be-860e-4b1d-b16f-665a77c09dac"
}
]
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:elliptic_project:elliptic:6.5.2:*:*:*:*:node.js:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
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"ID": "CVE-2020-13822"
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"description": {
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"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."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-190"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/",
"refsource": "MISC",
"tags": [
"Third Party Advisory"
],
"url": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/"
},
{
"name": "https://www.npmjs.com/package/elliptic",
"refsource": "MISC",
"tags": [
"Third Party Advisory"
],
"url": "https://www.npmjs.com/package/elliptic"
},
{
"name": "https://github.com/indutny/elliptic/issues/226",
"refsource": "MISC",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://github.com/indutny/elliptic/issues/226"
},
{
"name": "https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4",
"refsource": "MISC",
"tags": [
"Third Party Advisory"
],
"url": "https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"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,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"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
}
},
"lastModifiedDate": "2020-07-02T13:17Z",
"publishedDate": "2020-06-04T15:15Z"
}
}
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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