{"id":"CVE-2016-20040","state":"PUBLISHED","title":"TiEmu 3.03-nogdb+dfsg-3 Buffer Overflow via ROM Parameter","description":"TiEmu 3.03-nogdb+dfsg-3 contains a buffer overflow vulnerability in the ROM parameter handling that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized ROM parameter to the tiemu command-line interface to overflow the stack buffer and overwrite the instruction pointer with malicious addresses.","publishedAt":"2026-03-28T11:58:02.386Z","updatedAt":"2026-04-01T13:56:34.739Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["ticalc Texas Instrument Emulator"],"affected":[{"vendor":"ticalc","product":"Texas Instrument Emulator","versions":[{"version":"3.03","status":"affected"}]}],"references":["https://www.exploit-db.com/exploits/39692","http://lpg.ticalc.org/prj_tiemu/","https://www.vulncheck.com/advisories/tiemu-nogdb-dfsg-3-buffer-overflow-via-rom-parameter"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T19:42:36.310Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2016/20xxx/CVE-2016-20040.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2016-20040","state":"PUBLISHED","datePublished":"2026-03-28T11:58:02.386Z","dateUpdated":"2026-04-01T13:56:34.739Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-03-28T11:32:42.741Z"},"containers":{"cna":{"title":"TiEmu 3.03-nogdb+dfsg-3 Buffer Overflow via ROM Parameter","descriptions":[{"lang":"en","value":"TiEmu 3.03-nogdb+dfsg-3 contains a buffer overflow vulnerability in the ROM parameter handling that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized ROM parameter to the tiemu command-line interface to overflow the stack buffer and overwrite the instruction pointer with malicious addresses."}],"affected":[{"vendor":"ticalc","product":"Texas Instrument Emulator","versions":[{"version":"3.03","status":"affected"}]}],"references":[{"url":"https://www.exploit-db.com/exploits/39692","name":"ExploitDB-39692","tags":["exploit"]},{"url":"http://lpg.ticalc.org/prj_tiemu/","name":"Official Product Homepage","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/tiemu-nogdb-dfsg-3-buffer-overflow-via-rom-parameter","name":"VulnCheck Advisory: TiEmu 3.03-nogdb+dfsg-3 Buffer Overflow via ROM Parameter","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.6,"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:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-03-28T11:58:02.386Z"},"credits":[{"lang":"en","value":"Juan Sacco - http://www.exploitpack.com -","type":"finder"}],"x_generator":{"engine":"vulncheck"},"datePublic":"2016-04-13T00:00:00.000Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-01T13:56:20.560851Z","id":"CVE-2016-20040","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-01T13:56:34.739Z"}}]}}}