{"id":"CVE-2026-4736","state":"PUBLISHED","title":"Math Issue in No-Chicken/Echo-Mate","description":"Improper Handling of Values vulnerability in No-Chicken Echo-Mate (SDK/rv1106-sdk/sysdrv/source/kernel/include/net/netfilter modules). This vulnerability is associated with program files nf_tables.H‎, nft_byteorder.C‎, nft_meta.C‎.\n\nThis issue affects Echo-Mate: before V250329.","publishedAt":"2026-03-24T03:11:16.951Z","updatedAt":"2026-03-24T14:36:13.673Z","severity":{"score":7.3,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/S:N/AU:N/R:U/V:D/RE:L/U:Amber","source":"GovTech CSG"},"assigner":"GovTech CSG","products":["No-Chicken Echo-Mate"],"affected":[{"vendor":"No-Chicken","product":"Echo-Mate","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThan":"V250329","versionType":"git"}],"collectionURL":"https://github.com/No-Chicken/Echo-Mate","modules":["SDK/rv1106-sdk/sysdrv/source/kernel/include/net/netfilter"],"programFiles":["nf_tables.h‎","nft_byteorder.c‎","nft_meta.c‎"]}],"references":["https://github.com/No-Chicken/Echo-Mate/pull/8"],"weaknesses":["CWE-229"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/4xxx/CVE-2026-4736.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4736","state":"PUBLISHED","datePublished":"2026-03-24T03:11:16.951Z","dateUpdated":"2026-03-24T14:36:13.673Z","assignerShortName":"GovTech CSG","assignerOrgId":"1a37b84a-8e51-4525-b3d6-87e2fae01dbd","dateReserved":"2026-03-24T03:10:55.386Z"},"containers":{"cna":{"title":"Math Issue in No-Chicken/Echo-Mate","descriptions":[{"lang":"en","value":"Improper Handling of Values vulnerability in No-Chicken Echo-Mate (SDK/rv1106-sdk/sysdrv/source/kernel/include/net/netfilter modules). This vulnerability is associated with program files nf_tables.H‎, nft_byteorder.C‎, nft_meta.C‎.\n\nThis issue affects Echo-Mate: before V250329."}],"affected":[{"vendor":"No-Chicken","product":"Echo-Mate","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThan":"V250329","versionType":"git"}],"collectionURL":"https://github.com/No-Chicken/Echo-Mate","modules":["SDK/rv1106-sdk/sysdrv/source/kernel/include/net/netfilter"],"programFiles":["nf_tables.h‎","nft_byteorder.c‎","nft_meta.c‎"]}],"references":[{"url":"https://github.com/No-Chicken/Echo-Mate/pull/8","tags":["patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"HIGH","exploitMaturity":"PROOF_OF_CONCEPT","Safety":"NEGLIGIBLE","Automatable":"NO","Recovery":"USER","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"LOW","providerUrgency":"AMBER","version":"4.0","baseSeverity":"HIGH","baseScore":7.3,"vectorString":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/S:N/AU:N/R:U/V:D/RE:L/U:Amber"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-229","lang":"en","description":"CWE-229 Improper Handling of Values","type":"CWE"}]}],"providerMetadata":{"shortName":"GovTech CSG","orgId":"1a37b84a-8e51-4525-b3d6-87e2fae01dbd","dateUpdated":"2026-03-24T03:11:16.951Z"},"credits":[{"lang":"en","value":"TITAN Team (titancaproject@gmail.com)","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-24T14:36:07.759008Z","id":"CVE-2026-4736","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-24T14:36:13.673Z"}}]}}}