gsd-2020-11735
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a "projective coordinates leak."
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-11735",
"description": "The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a \"projective coordinates leak.\"",
"id": "GSD-2020-11735"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-11735"
],
"details": "The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a \"projective coordinates leak.\"",
"id": "GSD-2020-11735",
"modified": "2023-12-13T01:22:06.387626Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-11735",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
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"version_value": "n/a"
}
]
}
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"value": "The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a \"projective coordinates leak.\""
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"references": {
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{
"name": "https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f",
"refsource": "CONFIRM",
"url": "https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f"
},
{
"name": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable",
"refsource": "CONFIRM",
"url": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003c4.4.0",
"affected_versions": "All versions before 4.4.0",
"cvss_v2": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"cwe_ids": [
"CWE-1035",
"CWE-326",
"CWE-937"
],
"date": "2021-07-21",
"description": "The private-key operations in `ecc.c` in wolfSSL does not use a constant-time modular inverse when mapping to affine coordinates.",
"fixed_versions": [
"4.4.0"
],
"identifier": "CVE-2020-11735",
"identifiers": [
"CVE-2020-11735"
],
"not_impacted": "All versions starting from 4.4.0",
"package_slug": "conan/wolfssl",
"pubdate": "2020-06-25",
"solution": "Upgrade to version 4.4.0 or above.",
"title": "Inadequate Encryption Strength",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2020-11735"
],
"uuid": "9af5c9e3-5f3f-4b16-a3ed-b985f3379094"
}
]
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "4.4.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
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"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-11735"
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"description": {
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},
"references": {
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{
"name": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable",
"refsource": "CONFIRM",
"tags": [
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],
"url": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable"
},
{
"name": "https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f",
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"url": "https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4
}
},
"lastModifiedDate": "2021-07-21T11:39Z",
"publishedDate": "2020-06-25T14:15Z"
}
}
}
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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.