{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "P-Net",
          "vendor": "RT-Labs",
          "versions": [
            {
              "lessThan": "1.0.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Brian Willows"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "f0rw4rd (quellsec.dev)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eP-Net before 1.0.3 does not validate the LengthPeerStationName field of a CheckPeers block in get_check_peer(). The received length (up to 255) was used to copy data into the 241-byte peer station name buffer and to place the terminating NUL byte, so a crafted block writes up to 15 bytes past the end of the buffer. This can lead to a crash (denial of service) or potentially arbitrary code execution.\u003c/p\u003e\u003cp\u003eRequires establishment of session that needs ADJACENT network access.\u003c/p\u003e"
            }
          ],
          "value": "P-Net before 1.0.3 does not validate the LengthPeerStationName field of a CheckPeers block in get_check_peer(). The received length (up to 255) was used to copy data into the 241-byte peer station name buffer and to place the terminating NUL byte, so a crafted block writes up to 15 bytes past the end of the buffer. This can lead to a crash (denial of service) or potentially arbitrary code execution.\n\n\n\nRequires establishment of session that needs ADJACENT network access."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787 Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-29T15:37:52.267Z",
        "orgId": "4b71179a-3b92-4a9d-b9fc-af8b8ed579ee",
        "shortName": "rt-labs"
      },
      "references": [
        {
          "name": "Cybersecurity advisory for P-Net",
          "url": "https://rt-labs.com/wp-content/uploads/2026/10/RRTL-261019-01.pdf"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eUpgrade to P-Net 1.0.3 or later.\u003c/p\u003e"
            }
          ],
          "value": "Upgrade to P-Net 1.0.3 or later."
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Out-of-bounds write in CheckPeers block parser due to unvalidated peer station name length"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "4b71179a-3b92-4a9d-b9fc-af8b8ed579ee",
    "assignerShortName": "rt-labs",
    "cveId": "CVE-2026-111730",
    "datePublished": "2026-10-29T15:37:52.267Z",
    "dateReserved": "2026-10-16T15:49:17.919Z",
    "dateUpdated": "2026-10-29T15:37:52.267Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}