175 lines
6.9 KiB
JSON
175 lines
6.9 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-2026-85664",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-09-04T13:32:28.993Z",
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"datePublished": "2026-09-04T14:32:20.917Z",
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"dateUpdated": "2026-09-10T15:08:14.501Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-09-04T14:32:20.917Z"
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},
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"datePublic": "2026-06-09T00:00:00.000Z",
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"title": "Chroma 1.5.9 Unbounded HNSW Index Parameters Memory Exhaustion",
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"descriptions": [
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{
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"lang": "en",
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"value": "Chroma 1.5.9 fails to validate maximum bounds on HNSW index parameters max_neighbors, ef_construction, and ef_search in collection-create requests. Unauthenticated attackers can supply arbitrarily large parameter values to exhaust server memory and cause denial of service during index compaction."
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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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"lang": "en",
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"description": "Allocation of Resources Without Limits or Throttling",
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"cweId": "CWE-770",
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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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"affected": [
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{
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"vendor": "chroma-core",
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"product": "chroma",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:pypi/chromadb",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"versionType": "semver",
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"lessThanOrEqual": "1.5.9"
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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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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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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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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 8.7,
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"baseSeverity": "HIGH"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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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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"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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"baseScore": 7.5,
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"baseSeverity": "HIGH"
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}
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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/chroma-core/chroma/issues/7225",
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"tags": [
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"issue-tracking"
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],
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"name": "GitHub Issue #7225"
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},
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{
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"url": "https://github.com/chroma-core/chroma",
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"tags": [
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"product"
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]
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},
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{
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"url": "https://github.com/chroma-core/chroma/blob/1.5.9/rust/types/src/hnsw_configuration.rs",
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"tags": [
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"technical-description"
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]
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},
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{
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"url": "https://github.com/chroma-core/chroma/blob/1.5.9/rust/frontend/src/auth/mod.rs",
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"tags": [
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"technical-description"
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]
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},
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{
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"name": "VulnCheck Advisory: Chroma 1.5.9 Unbounded HNSW Index Parameters Memory Exhaustion",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/chroma-1.5.9-unbounded-hnsw-index-parameters-memory-exhaustion"
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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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"value": "George Chen",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-09-10T14:23:02.954885Z",
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"id": "CVE-2026-85664",
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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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"shortName": "CISA-ADP",
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"dateUpdated": "2026-09-10T15:08:14.501Z"
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}
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}
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]
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}
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} |