{"id":"CVE-2026-111732","aliases":[],"cve":{"records":[{"id":"CVE-2026-111732","source":"rt-labs","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-16T15:49:47.302Z","published":"2026-10-29T15:40:00.541Z","modified":"2026-10-29T15:40:00.541Z"}],"publishers":[{"name":"rt-labs","role":"CNA","organizationId":"4b71179a-3b92-4a9d-b9fc-af8b8ed579ee","modified":"2026-10-29T15:40:00.541Z"}],"references":[{"url":"https://rt-labs.com/wp-content/uploads/2026/10/RRTL-261019-01.pdf","tags":[],"source":"rt-labs"}],"weaknesses":[{"id":"CWE-787","description":"CWE-787 Out-of-bounds Write","source":"rt-labs"}],"applicability":[],"prioritization":[]},"title":"Out-of-bounds write when parsing AR Vendor Block requests","titleSource":"rt-labs","descriptionSource":"rt-labs","description":"P-Net before 1.0.3, when built with PNET_OPTION_AR_VENDOR_BLOCKS enabled, parses a data length from a field of the ARVendorBlock request that is not part of the block definition and uses it as the number of bytes to copy into a fixed-size buffer, without comparing it with the buffer size or the block length. A crafted Connect request causes an out-of-bounds write. This can lead to a crash (denial of service) or potentially arbitrary code execution.\n\n\n\nThis option is disabled by default.","score":9.3,"severity":"critical","published":"2026-10-29T15:40:00.541Z","modified":"2026-10-29T15:40:00.541Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"RT-Labs","name":"P-Net","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"1.0.3","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"rt-labs","url":"https://www.cve.org/CVERecord?id=CVE-2026-111732"}],"remediation":[{"text":"Upgrade to P-Net 1.0.3 or later.","source":"rt-labs","url":"https://www.cve.org/CVERecord?id=CVE-2026-111732"}],"references":["https://rt-labs.com/wp-content/uploads/2026/10/RRTL-261019-01.pdf"],"sources":[{"name":"CVE","id":"CVE-2026-111732","modified":"2026-10-29T15:40:00.541Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-111732"}],"assessments":[{"source":"rt-labs","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":9.3}],"sourceAffected":[],"observedAt":"2026-10-29T16:10:31.562Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T14:10:32.801Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T16:35:31.637Z","attemptedAt":"2026-10-29T16:35:31.637Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-29T16:35:31.483Z","attemptedAt":"2026-10-29T16:35:31.483Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T16:35:31.386Z","attemptedAt":"2026-10-29T16:35:31.386Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-29T16:35:31.807Z","attemptedAt":"2026-10-29T16:35:31.807Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-113006","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-113006","modified":"Oct 29, 2026, 3:40:00 PM","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","checkedAt":"2026-10-29T16:35:31.386Z"},{"source":"NVD","id":"CVE-2026-111732","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111732","modified":"2026-10-29T16:26:37.430","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","checkedAt":"2026-10-29T16:35:31.637Z"}],"aiSummary":{"text":"P-Net before 1.0.3, with PNET_OPTION_AR_VENDOR_BLOCKS enabled, is vulnerable to an out-of-bounds write when parsing AR Vendor Block requests, potentially leading to a crash or arbitrary code execution. The vulnerability is caused by a crafted Connect request. This option is disabled by default.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T10:01:23.134Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-111732"}]}}