211 lines
8.5 KiB
JSON
211 lines
8.5 KiB
JSON
{
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"cveId": "CVE-2026-75935",
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"state": "PUBLISHED",
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"assignerShortName": "AMZN",
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"dateReserved": "2026-08-18T15:50:50.728Z",
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"datePublished": "2026-08-18T19:33:46.609Z",
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"dateUpdated": "2026-08-19T13:06:29.729Z"
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"shortName": "AMZN",
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"dateUpdated": "2026-08-18T20:22:39.999Z"
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},
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"title": "Memory-amplification denial of service via declared-length preallocation in Amazon ion-java",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-789",
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"description": "CWE-789 Memory allocation with excessive size value",
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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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"impacts": [
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{
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"capecId": "CAPEC-130",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-130 Excessive Allocation"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "Amazon Ion",
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"product": "Amazon Ion Java",
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"versions": [
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{
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"status": "affected",
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"version": "1.9.0",
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"lessThan": "1.12.0",
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"versionType": "custom"
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"versionStartIncluding": "1.9.0",
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}
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"descriptions": [
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{
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"lang": "en",
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"value": "Uncontrolled memory allocation in the binary Ion stream cursor in Amazon ion-java before 1.12.0 might allow remote actors to cause a denial of service via a crafted Ion binary document containing a declared-length field that causes excessive heap preallocation.\n\n\n\nTo remediate this issue, users should upgrade to version 1.12.0.",
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}
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}
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"references": [
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{
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"url": "https://github.com/amazon-ion/ion-java/releases/tag/v1.12.0",
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"tags": [
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"patch"
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{
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"url": "https://aws.amazon.com/security/security-bulletins/2026-083-aws/",
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"vendor-advisory"
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{
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"url": "https://github.com/amazon-ion/ion-java/security/advisories/GHSA-822f-6gg9-whr5",
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"third-party-advisory"
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"version": "3.1",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseSeverity": "HIGH",
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"baseScore": 7.5,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 8.7,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"
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}
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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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"x_generator": {
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"engine": "Vulnogram 1.0.4"
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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": "2026-08-19T13:06:15.434326Z",
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"id": "CVE-2026-75935",
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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": "yes"
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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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} |