146 lines
5.8 KiB
JSON
146 lines
5.8 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-2026-42511",
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"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
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"state": "PUBLISHED",
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"assignerShortName": "freebsd",
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"dateReserved": "2026-04-28T05:31:44.956Z",
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"datePublished": "2026-04-30T06:56:36.929Z",
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"dateUpdated": "2026-05-01T15:25:37.800Z"
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},
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"containers": {
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"cna": {
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"datePublic": "2026-04-29T19:00:00.000Z",
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"title": "Remote code execution via malicious DHCP options",
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"references": [
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{
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"tags": [
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"vendor-advisory"
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],
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"url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:12.dhclient.asc"
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}
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],
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"affected": [
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{
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"defaultStatus": "unknown",
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"modules": [
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"dhclient"
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],
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"product": "FreeBSD",
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"vendor": "FreeBSD",
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"versions": [
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{
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"status": "affected",
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"versionType": "release",
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"version": "15.0-RELEASE",
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"lessThan": "p7"
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},
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{
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"status": "affected",
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"versionType": "release",
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"version": "14.4-RELEASE",
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"lessThan": "p3"
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},
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{
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"status": "affected",
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"versionType": "release",
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"version": "14.3-RELEASE",
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"lessThan": "p12"
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},
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{
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"status": "affected",
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"versionType": "release",
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"version": "13.5-RELEASE",
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"lessThan": "p13"
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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": "Joshua Rogers of AISLE Research Team"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "The BOOTP file field is written to the lease file without escaping embedded double-quotes, allowing injection of arbitrary dhclient.conf directives. When the lease file is subsequently re-parsed by dhclient, e.g., after a system restart, an attacker-controlled field from the lease is passed to dhclient-script(8), which evaluates it.\n\nA rogue DHCP server may be able to execute arbirary code as root on a system running dhclient."
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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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"cweId": "CWE-149",
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"description": "CWE-149: Improper Neutralization of Quoting Syntax",
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"lang": "en",
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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": "63664ac6-956c-4cba-a5d0-f46076e16109",
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"shortName": "freebsd",
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"dateUpdated": "2026-04-30T06:56:36.929Z"
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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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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 8.1,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "HIGH",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "HIGH"
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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": "2026-05-01T03:55:55.336127Z",
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"id": "CVE-2026-42511",
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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": "total"
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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": "2026-05-01T15:25:37.800Z"
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}
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}
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]
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}
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} |