{"id":"CVE-2022-33896","state":"PUBLISHED","title":"A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memor","description":"A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.","publishedAt":"2022-10-07T15:05:08.443Z","updatedAt":"2025-04-15T18:49:15.593Z","severity":{"score":7.8,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"talos"},"assigner":"talos","products":["Hancom Hancom Office 2020"],"affected":[{"vendor":"Hancom","product":"Hancom Office 2020","versions":[{"version":"Hancom Office 2020 11.0.0.5357","status":"affected"}]}],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574"],"weaknesses":["CWE-124"],"ingestedAt":"2026-10-29T19:50:12.412Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/33xxx/CVE-2022-33896.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-33896","state":"PUBLISHED","datePublished":"2022-10-07T15:05:08.443Z","dateUpdated":"2025-04-15T18:49:15.593Z","assignerShortName":"talos","assignerOrgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateReserved":"2022-07-05T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability."}],"affected":[{"vendor":"Hancom","product":"Hancom Office 2020","versions":[{"version":"Hancom Office 2020 11.0.0.5357","status":"affected"}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-124","type":"CWE","lang":"en","description":"CWE-124: Buffer Underwrite ('Buffer Underflow')"}]}],"providerMetadata":{"shortName":"talos","orgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateUpdated":"2022-10-07T00:00:00.000Z"},"datePublic":"2022-10-04T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T08:09:22.670Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-15T18:17:57.796842Z","id":"CVE-2022-33896","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-15T18:49:15.593Z"}}]}}}