186 lines
7.1 KiB
JSON
186 lines
7.1 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-2026-32284",
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"assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
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"state": "PUBLISHED",
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"assignerShortName": "Go",
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"dateReserved": "2026-03-11T16:38:46.556Z",
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"datePublished": "2026-03-26T19:40:51.686Z",
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"dateUpdated": "2026-10-07T17:46:21.910Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
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"shortName": "Go",
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"dateUpdated": "2026-10-07T17:46:21.910Z"
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},
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"title": "Denial of service in github.com/shamaton/msgpack",
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"descriptions": [
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{
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"lang": "en",
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"value": "The msgpack decoder fails to properly validate the input buffer length when processing truncated fixext data (format codes 0xd4-0xd8). This can lead to an out-of-bounds read and a runtime panic, allowing a denial of service attack."
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}
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],
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"affected": [
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{
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"vendor": "github.com/shamaton/msgpack",
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"product": "github.com/shamaton/msgpack",
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"collectionURL": "https://pkg.go.dev",
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"packageName": "github.com/shamaton/msgpack",
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"programRoutines": [
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{
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"name": "Unmarshal"
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},
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{
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"name": "UnmarshalAsMap"
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},
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{
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"name": "UnmarshalAsArray"
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},
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{
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"name": "DecodeStructAsArray"
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},
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{
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"name": "DecodeStructAsMap"
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}
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],
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"defaultStatus": "affected"
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},
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{
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"vendor": "github.com/shamaton/msgpack/v2",
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"product": "github.com/shamaton/msgpack/v2",
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"collectionURL": "https://pkg.go.dev",
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"packageName": "github.com/shamaton/msgpack/v2",
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"versions": [
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{
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"version": "0",
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"lessThan": "2.4.1",
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"status": "affected",
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"versionType": "semver"
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}
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],
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"programRoutines": [
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{
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"name": "Unmarshal"
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},
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{
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"name": "UnmarshalAsMap"
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},
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{
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"name": "UnmarshalAsArray"
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}
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],
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"defaultStatus": "unaffected"
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},
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{
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"vendor": "github.com/shamaton/msgpack/v3",
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"product": "github.com/shamaton/msgpack/v3",
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"collectionURL": "https://pkg.go.dev",
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"packageName": "github.com/shamaton/msgpack/v3",
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"versions": [
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{
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"version": "0",
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"lessThan": "3.1.1",
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"status": "affected",
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"versionType": "semver"
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}
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],
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"programRoutines": [
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{
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"name": "Unmarshal"
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},
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{
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"name": "UnmarshalAsMap"
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},
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{
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"name": "UnmarshalAsArray"
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}
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],
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"defaultStatus": "unaffected"
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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": "CWE-125: Out-of-bounds Read"
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}
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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/shamaton/msgpack/issues/59"
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},
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{
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"url": "https://github.com/golang/vulndb/issues/4513"
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},
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{
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"url": "https://pkg.go.dev/vuln/GO-2026-4513"
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}
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]
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},
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"adp": [
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{
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"references": [
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{
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"url": "https://securityinfinity.com/research/shamaton-msgpack-oob-panic-fixext-dos-2026",
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"tags": [
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"exploit"
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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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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.5,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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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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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "NONE"
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}
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},
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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": "2026-03-30T14:04:12.686407Z",
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"id": "CVE-2026-32284",
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"options": [
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{
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"Exploitation": "poc"
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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": "2026-03-30T14:55:25.762Z"
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}
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}
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]
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}
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} |