179 lines
7.5 KiB
JSON
179 lines
7.5 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-2026-2541",
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"assignerOrgId": "c15abc07-96a9-4d11-a503-5d621bfe42ba",
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"state": "PUBLISHED",
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"assignerShortName": "ASRG",
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"dateReserved": "2026-02-15T10:49:23.973Z",
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"datePublished": "2026-02-15T11:07:40.539Z",
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"dateUpdated": "2026-02-17T17:06:46.968Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "affected",
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"product": "Car Alarm System KE700",
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"vendor": "Micca Auto Electronics Co., Ltd.",
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"versions": [
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{
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"status": "affected",
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"version": "KE700"
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},
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{
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"status": "unknown",
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"version": "KE700+"
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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": "Danilo Erazo"
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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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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "The Micca KE700 system relies on a 6-bit portion of an identifier for authentication within rolling codes, providing only 64 possible combinations. This low entropy allows an attacker to perform a brute-force attack against one component of the rolling code. Successful exploitation simplify an attacker to predict the next valid rolling code, granting unauthorized access to the vehicle."
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}
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],
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"value": "The Micca KE700 system relies on a 6-bit portion of an identifier for authentication within rolling codes, providing only 64 possible combinations. This low entropy allows an attacker to perform a brute-force attack against one component of the rolling code. Successful exploitation simplify an attacker to predict the next valid rolling code, granting unauthorized access to the vehicle."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-112",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-112: Brute Force"
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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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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"attackVector": "ADJACENT",
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"baseScore": 6.4,
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"baseSeverity": "MEDIUM",
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"exploitMaturity": "NOT_DEFINED",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "LOW",
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"subIntegrityImpact": "LOW",
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"userInteraction": "NONE",
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"valueDensity": "DIFFUSE",
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:H/V:D/RE:H",
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"version": "4.0",
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"vulnAvailabilityImpact": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
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"vulnerabilityResponseEffort": "HIGH"
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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": "GENERAL"
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}
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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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"cweId": "CWE-331",
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"description": "CWE-331: Insufficient Entropy",
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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": "c15abc07-96a9-4d11-a503-5d621bfe42ba",
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"shortName": "ASRG",
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"dateUpdated": "2026-02-15T11:07:40.539Z"
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},
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"references": [
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{
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"tags": [
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"third-party-advisory"
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],
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"url": "https://asrg.io/security-advisories/cve-2026-2541/"
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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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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<ul><li><b>Increase entropy:</b> The random component of the code must be significantly larger. A 16-bit keyspace is insecure by modern standards. A minimum of 64 bits of entropy would make a brute-force attack computationally infeasible.</li>\n</ul>"
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}
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],
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"value": "* Increase entropy: The random component of the code must be significantly larger. A 16-bit keyspace is insecure by modern standards. A minimum of 64 bits of entropy would make a brute-force attack computationally infeasible."
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"title": "Micca KE700 Brute-force vulnerability due to low entropy",
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"x_generator": {
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"engine": "Vulnogram 0.5.0"
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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": "2026-02-17T16:42:16.545829Z",
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"id": "CVE-2026-2541",
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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": "2026-02-17T17:06:46.968Z"
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}
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}
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]
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}
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} |