160 lines
6.9 KiB
JSON
160 lines
6.9 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-2026-111735",
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"assignerOrgId": "4b71179a-3b92-4a9d-b9fc-af8b8ed579ee",
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"state": "PUBLISHED",
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"assignerShortName": "rt-labs",
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"dateReserved": "2026-10-16T15:50:17.803Z",
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"datePublished": "2026-10-29T15:42:29.115Z",
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"dateUpdated": "2026-11-05T21:23:14.959Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "4b71179a-3b92-4a9d-b9fc-af8b8ed579ee",
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"shortName": "rt-labs",
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"dateUpdated": "2026-10-29T15:42:29.115Z"
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},
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"title": "Integer underflow leads to out-of-bounds read in pf_cpm_c_data_ind()",
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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 (Wrap or Wraparound)",
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"type": "CWE"
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},
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{
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"lang": "en",
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"cweId": "CWE-125",
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"description": "CWE-125 Out-of-bounds Read",
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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": "RT-Labs",
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"product": "P-Net",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "1.0.3",
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"versionType": "semver"
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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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"descriptions": [
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{
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"lang": "en",
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"value": "P-Net before 1.0.3 contains an integer underflow in pf_cpm_c_data_ind(). When handling a received cyclic data frame while the consumer is in the FRUN or RUN state, the offset of the APDU status was computed as the frame length minus 4 using 16-bit arithmetic, without checking that the frame is long enough. A crafted short frame makes the offset wrap around, so the function reads outside the receive buffer. This can cause a crash (denial of service) or disclose memory content.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>P-Net before 1.0.3 contains an integer underflow in pf_cpm_c_data_ind(). When handling a received cyclic data frame while the consumer is in the FRUN or RUN state, the offset of the APDU status was computed as the frame length minus 4 using 16-bit arithmetic, without checking that the frame is long enough. A crafted short frame makes the offset wrap around, so the function reads outside the receive buffer. This can cause a crash (denial of service) or disclose memory content.</p>"
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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://rt-labs.com/wp-content/uploads/2026/10/RRTL-261019-01.pdf",
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"name": "Cybersecurity advisory for P-Net"
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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": "GENERAL"
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}
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],
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"cvssV4_0": {
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"attackVector": "ADJACENT",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 7.1,
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N"
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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": "Upgrade to P-Net 1.0.3 or later.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>Upgrade to P-Net 1.0.3 or later.</p>"
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}
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]
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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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": "2026-11-05T21:23:06.376150Z",
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"id": "CVE-2026-111735",
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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": "2026-11-05T21:23:14.959Z"
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}
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}
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]
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}
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} |