154 lines
5.5 KiB
JSON
154 lines
5.5 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-2026-18916",
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"assignerOrgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6",
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"state": "PUBLISHED",
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"assignerShortName": "NLnet Labs",
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"dateReserved": "2026-08-05T07:36:55.457Z",
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"datePublished": "2026-08-26T08:39:12.258Z",
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"dateUpdated": "2026-08-26T14:22:31.309Z"
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},
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"containers": {
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"cna": {
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"title": "Remote TCP DoS by throttling the TCP receive window",
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"references": [
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{
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"url": "https://www.nlnetlabs.nl/downloads/nsd/CVE-2026-18916.txt",
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"tags": [
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"vendor-advisory"
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]
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "This issue is fixed in 4.15.1 and all later versions."
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}
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],
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"affected": [
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{
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"vendor": "NLnet Labs",
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"product": "NSD",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "3.2.11",
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"status": "affected",
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"lessThan": "4.15.1",
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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": "Akhil Koul (https://github.com/akoul)"
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}
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],
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"timeline": [
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{
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"time": "2026-08-01T00:02:43.000Z",
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"lang": "en",
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"value": "Issue reported by Akhil Koul"
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},
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{
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"time": "2026-08-05T07:39:41.000Z",
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"lang": "en",
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"value": "NLnet Labs shares patch"
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},
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{
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"time": "2026-08-05T14:18:42.000Z",
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"lang": "en",
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"value": "Akhil Koul verifies patch"
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},
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{
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"time": "2026-08-26T12:00:00.000Z",
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"lang": "en",
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"value": "Fix released with version 4.15.1"
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}
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],
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"datePublic": "2026-08-26T12:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"value": "Any remote client can crash a NSD serve child, by throttling the TCP receive window after a TCP query. By continuously crashing the serve childs, the remote client can denial all TCP service to this NSD instance."
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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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"scenarios": [
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{
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"lang": "en",
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"value": "Remote client denying TCP availability by throttling the TCP receive window (down to 1 byte)"
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}
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],
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"cvssV4_0": {
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"version": "4.0",
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"baseScore": 6.9,
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"
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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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"lang": "en",
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"cweId": "CWE-191",
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"description": "CWE-191: Integer Underflow",
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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": "206fc3a0-e175-490b-9eaa-a5738056c9f6",
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"shortName": "NLnet Labs",
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"dateUpdated": "2026-08-26T08:39:12.258Z"
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},
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"x_generator": {
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"engine": "cvelib 1.8.0"
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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": "2026-08-26T14:17:49.150057Z",
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"id": "CVE-2026-18916",
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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": "2026-08-26T14:22:31.309Z"
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}
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}
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]
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}
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} |