{"id":"CVE-2023-36746","state":"PUBLISHED","title":"Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memo","description":"Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the handling of `len` in `fstWritex` when parsing the time table.","publishedAt":"2024-01-08T14:47:55.620Z","updatedAt":"2025-11-04T18:15:14.939Z","severity":{"score":7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"talos"},"assigner":"talos","products":["GTKWave GTKWave"],"affected":[{"vendor":"GTKWave","product":"GTKWave","versions":[{"version":"3.3.115","status":"affected"}]}],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793","https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html","https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1793"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/36xxx/CVE-2023-36746.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-36746","state":"PUBLISHED","datePublished":"2024-01-08T14:47:55.620Z","dateUpdated":"2025-11-04T18:15:14.939Z","assignerShortName":"talos","assignerOrgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateReserved":"2023-06-26T21:28:46.285Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the handling of `len` in `fstWritex` when parsing the time table."}],"affected":[{"vendor":"GTKWave","product":"GTKWave","versions":[{"version":"3.3.115","status":"affected"}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793","name":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793"},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","lang":"en","description":"CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer","type":"CWE"}]}],"providerMetadata":{"shortName":"talos","orgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateUpdated":"2024-04-09T21:08:08.315Z"},"credits":[{"lang":"en","value":"Discovered by Claudio Bozzato of Cisco Talos."}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793","name":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1793","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html","tags":["x_transferred"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1793"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T18:15:14.939Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-04T19:04:40.362923Z","id":"CVE-2023-36746","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":"2024-09-04T19:04:49.552Z"}}]}}}