{"id":"CVE-2026-119053","aliases":[],"cve":{"records":[{"id":"CVE-2026-119053","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-29T11:51:52.064Z","published":"2026-10-29T13:08:53.560Z","modified":"2026-10-29T14:01:51.233Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-29T13:08:53.560Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-29T14:01:51.233Z"}],"references":[{"url":"https://github.com/lwip-tcpip/lwip/commit/e98415014aca66ef0daefded8020763b9279a3b2","tags":["patch"],"source":"VulnCheck"},{"url":"https://github.com/lwip-tcpip/lwip","tags":["product"],"source":"VulnCheck"},{"url":"https://github.com/lwip-tcpip/lwip/blob/77dcd25a72509eb83f72b033d219b1d40cd8eb95/src/apps/snmp/snmp_pbuf_stream.c#L111-L122","tags":["technical-description"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/lwip-2.0.0-through-2.2.1-snmp-agent-out-of-bounds-read-via-snmp-pbuf-stream-writeto","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-125","description":"Out-of-bounds Read","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:lwip_project:lwip:*:*:*:*:*:*:*:*","versionStartIncluding":"2.0.0","versionEndIncluding":"2.2.1"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-29T14:01:35.973034Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"partial"}]}]},"title":"lwIP 2.0.0 through 2.2.1 SNMP Agent Out-of-Bounds Read via snmp_pbuf_stream_writeto()","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"lwIP 2.0.0 through 2.2.1 built with the SNMP agent contains an out-of-bounds read vulnerability in snmp_pbuf_stream_writeto() that bounds copies by pbuf->len instead of remaining bytes. Remote unauthenticated attackers knowing the read community can send fragmented SNMP requests to receive adjacent receive-buffer or pool memory echoed in responses.","score":6.9,"severity":"medium","published":"2026-10-29T13:08:53.560Z","modified":"2026-10-29T14:01:51.233Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"lwIP","name":"lwIP","platforms":[],"versions":[{"version":"2.0.0","status":"affected","lessThanOrEqual":"2.2.1","versionType":"custom"}],"defaultStatus":"unaffected","cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-119053"}],"remediation":[],"references":["https://github.com/lwip-tcpip/lwip/commit/e98415014aca66ef0daefded8020763b9279a3b2","https://github.com/lwip-tcpip/lwip","https://github.com/lwip-tcpip/lwip/blob/77dcd25a72509eb83f72b033d219b1d40cd8eb95/src/apps/snmp/snmp_pbuf_stream.c#L111-L122","https://www.vulncheck.com/advisories/lwip-2.0.0-through-2.2.1-snmp-agent-out-of-bounds-read-via-snmp-pbuf-stream-writeto"],"sources":[{"name":"CVE","id":"CVE-2026-119053","modified":"2026-10-29T14:01:51.233Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-119053"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":6.9},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3}],"sourceAffected":[],"observedAt":"2026-10-29T14:12:06.370Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T10:00:31.629Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T14:25:30.432Z","attemptedAt":"2026-10-29T14:25:30.432Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-29T14:25:30.190Z","attemptedAt":"2026-10-29T14:25:30.190Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T14:25:30.432Z","attemptedAt":"2026-10-29T14:25:30.432Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-29T14:25:30.432Z","attemptedAt":"2026-10-29T14:25:30.432Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-112819","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-112819","modified":"Oct 29, 2026, 1:08:53 PM","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","checkedAt":"2026-10-29T14:25:30.432Z"},{"source":"NVD","id":"CVE-2026-119053","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119053","modified":"2026-10-29T14:17:52.463","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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":"2026-10-29T14:25:30.432Z"},{"source":"NVD","id":"CVE-2026-119053","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119053","modified":"2026-10-29T14:17:52.463","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","checkedAt":"2026-10-29T14:25:30.432Z"}],"aiSummary":{"text":"lwIP versions 2.0.0 through 2.2.1 have an out-of-bounds read vulnerability in the SNMP agent. Remote unauthenticated attackers with the read community can send fragmented SNMP requests to receive adjacent memory.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T10:20:15.170Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-119053"}]}}