176 lines
8.0 KiB
JSON
176 lines
8.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2025-14505",
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"assignerOrgId": "36c7be3b-2937-45df-85ea-ca7133ea542c",
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"state": "PUBLISHED",
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"assignerShortName": "HeroDevs",
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"dateReserved": "2025-12-10T22:37:46.175Z",
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"datePublished": "2026-01-08T21:05:14.800Z",
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"dateUpdated": "2026-01-08T21:22:55.144Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"collectionURL": "https://registry.npmjs.org",
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"defaultStatus": "unknown",
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"packageName": "elliptic",
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"product": "Elliptic",
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"repo": "https://github.com/indutny/elliptic",
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"vendor": "N/A",
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"versions": [
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{
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"status": "affected",
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"version": "<=6.6.1",
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"versionType": "semver"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "finder",
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"value": "Daniel Bleichenbacher"
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},
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{
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"lang": "en",
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"type": "analyst",
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"value": "Subheader (https://github.com/Subheader)"
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},
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{
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"lang": "en",
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"type": "analyst",
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"value": "George Kalpakas from HeroDevs"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<span style=\"background-color: transparent;\">The ECDSA implementation of the Elliptic package generates incorrect signatures if an interim value of '<tt>k</tt>' (as computed based on step 3.2 of <a target=\"_blank\" rel=\"nofollow\" href=\"https://datatracker.ietf.org/doc/html/rfc6979\">RFC 6979</a>) has leading zeros and is susceptible to cryptanalysis, which can lead to secret key exposure. This happens, because the byte-length of '<tt>k</tt>' is incorrectly computed, resulting in its getting truncated during the computation. Legitimate transactions or communications will be broken as a result. <span style=\"background-color: rgb(255, 255, 255);\">Furthermore, due to the nature of the fault, attackers could–under certain conditions–derive the secret key, if they could get their hands on both a faulty signature generated by a vulnerable version of Elliptic and a correct signature for the same inputs.</span><br><br></span><span style=\"background-color: rgb(255, 255, 255);\">This issue affects all known versions of Elliptic (at the time of writing, versions less than or equal to 6.6.1).</span><br>"
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}
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],
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"value": "The ECDSA implementation of the Elliptic package generates incorrect signatures if an interim value of 'k' (as computed based on step 3.2 of RFC 6979 https://datatracker.ietf.org/doc/html/rfc6979 ) has leading zeros and is susceptible to cryptanalysis, which can lead to secret key exposure. This happens, because the byte-length of 'k' is incorrectly computed, resulting in its getting truncated during the computation. Legitimate transactions or communications will be broken as a result. Furthermore, due to the nature of the fault, attackers could–under certain conditions–derive the secret key, if they could get their hands on both a faulty signature generated by a vulnerable version of Elliptic and a correct signature for the same inputs.\n\nThis issue affects all known versions of Elliptic (at the time of writing, versions less than or equal to 6.6.1)."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-97",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-97 Cryptanalysis"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "HIGH",
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"attackVector": "NETWORK",
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"availabilityImpact": "LOW",
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"baseScore": 5.6,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "LOW",
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"integrityImpact": "LOW",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
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"version": "3.1"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-1240",
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"description": "CWE-1240: Use of a Cryptographic Primitive with a Risky Implementation",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "36c7be3b-2937-45df-85ea-ca7133ea542c",
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"shortName": "HeroDevs",
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"dateUpdated": "2026-01-08T21:05:14.800Z"
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},
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"references": [
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{
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.herodevs.com/vulnerability-directory/cve-2025-14505"
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},
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{
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"tags": [
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"issue-tracking",
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"exploit"
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],
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"url": "https://github.com/indutny/elliptic/issues/321"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"tags": [
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"x_open-source"
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],
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"title": "Elliptic Cryptanalysis vulnerability when `k` has leading zeros",
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"x_generator": {
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"engine": "Vulnogram 0.5.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-01-08T21:22:47.447055Z",
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"id": "CVE-2025-14505",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-01-08T21:22:55.144Z"
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}
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}
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]
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}
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} |