{"affected":[{"defaultStatus":"unaffected","product":"Eclipse ThreadX NetX Duo","source":"CNA: eclipse","vendor":"Eclipse Foundation","versions":[{"lessThanOrEqual":"6.5.2.202603a","status":"affected","version":"6.0","versionType":"custom"},{"status":"unaffected","version":"6.5.2.202603b","versionType":"custom"}]}],"cveId":"CVE-2026-102721","cwes":["CWE-125"],"description":"In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, the TFTP client copies the message of a received ERROR packet without bounding the copy by the end of the datagram, and the TFTP server reads one byte past a minimal ERROR packet. A malicious TFTP server can make the client copy up to 64 bytes of adjacent packet-pool memory into the error string the application retrieves, or fault on targets with memory protection.","epss":{"date":"2026-11-03","percentile":0.16835,"score":0.00253},"exploits":[],"kev":null,"metrics":[{"score":6.9,"severity":"medium","source":"CNA: eclipse","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0"},{"score":6.9,"severity":"medium","source":"NVD: emo@eclipse.org","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/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","version":"4.0"}],"modifiedAt":1793787443870,"publishedAt":1790704032769,"references":[{"source":"CNA: eclipse","tags":[],"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-wvc9-5m9h-rvxc"},{"source":"emo@eclipse.org","tags":[],"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-wvc9-5m9h-rvxc"}],"remediation":[],"revision":"ac6abf136fa5e888da5cbd7980d28607b8dec88282ae10b196e5bb470faae641","sources":[{"modifiedAt":1793785551393,"name":"CNA: eclipse","retrievedAt":1793786902202,"url":"https://www.cve.org/CVERecord?id=CVE-2026-102721"},{"modifiedAt":1793787443870,"name":"NVD","retrievedAt":1793794547343,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102721"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793786946662,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-102721"}],"ssvc":{"assessedAt":1790706929043,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"TFTP client and server copy the ERROR packet message without bounding the read against the packet","updatedAt":1793794547343}