175 lines
7.1 KiB
JSON
175 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-2026-116013",
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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": "2026-10-24T11:23:54.934Z",
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"datePublished": "2026-10-24T11:40:31.527Z",
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"dateUpdated": "2026-10-29T18:23:41.998Z"
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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": "2026-10-24T11:40:31.527Z"
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},
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"datePublic": "2026-10-23T08:26:37.000Z",
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"title": "OpenResty lua-resty-dns before 0.24 Denial of Service via DNS Response Parsing",
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"descriptions": [
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{
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"lang": "en",
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"value": "OpenResty lua-resty-dns before 0.24 contains an improper input validation vulnerability in parse_section() and _decode_name() that fails to check resource record lengths against the received message. Attackers controlling or spoofing a queried nameserver can send truncated record headers or RDATA, raising uncaught Lua exceptions in resolver:query() that abort requests and break name resolution."
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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": "Improper Handling of Length Parameter Inconsistency",
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"cweId": "CWE-130",
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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": "openresty",
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"product": "lua-resty-dns",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "0",
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"lessThan": "0.24",
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"versionType": "custom",
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"status": "affected"
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}
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],
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"repo": "https://github.com/openresty/lua-resty-dns"
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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:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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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": "LOW",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 6.3,
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"baseSeverity": "MEDIUM"
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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:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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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": "LOW",
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"baseScore": 3.7,
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"baseSeverity": "LOW"
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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/openresty/lua-resty-dns/pull/83",
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"tags": [
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"patch",
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"issue-tracking"
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]
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},
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{
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"url": "https://github.com/openresty/lua-resty-dns/commit/b68eaecbf7997ac71c08ba56032b1f45438bd758",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://github.com/openresty/lua-resty-dns/blob/v0.23/lib/resty/dns/resolver.lua#L396-L442",
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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/openresty/lua-resty-dns/tree/v0.24",
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"tags": [
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"release-notes"
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]
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},
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{
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"name": "VulnCheck Advisory: OpenResty lua-resty-dns before 0.24 Denial of Service via DNS Response Parsing",
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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/openresty-lua-resty-dns-before-0.24-denial-of-service-via-dns-response-parsing"
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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": "Siyang Wu",
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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": "2026-10-29T18:23:30.818454Z",
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"id": "CVE-2026-116013",
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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": "2026-10-29T18:23:41.998Z"
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}
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}
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]
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}
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} |