{"id":"CVE-2023-40471","state":"PUBLISHED","title":"PDF-XChange Editor App Untrusted Pointer Dereference Remote Code Execution Vulnerability","description":"PDF-XChange Editor App Untrusted Pointer Dereference Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the handling of App objects. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20729.","publishedAt":"2024-05-03T02:11:08.233Z","updatedAt":"2024-08-02T18:31:53.826Z","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":"zdi"},"assigner":"zdi","products":["PDF-XChange PDF-XChange Editor"],"affected":[{"vendor":"PDF-XChange","product":"PDF-XChange Editor","defaultStatus":"unknown","versions":[{"version":"9.5.367.0","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-23-1150/"],"weaknesses":["CWE-822"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/40xxx/CVE-2023-40471.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-40471","state":"PUBLISHED","datePublished":"2024-05-03T02:11:08.233Z","dateUpdated":"2024-08-02T18:31:53.826Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2023-08-14T21:06:28.912Z"},"containers":{"cna":{"title":"PDF-XChange Editor App Untrusted Pointer Dereference Remote Code Execution Vulnerability","descriptions":[{"lang":"en","value":"PDF-XChange Editor App Untrusted Pointer Dereference Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the handling of App objects. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20729."}],"affected":[{"vendor":"PDF-XChange","product":"PDF-XChange Editor","defaultStatus":"unknown","versions":[{"version":"9.5.367.0","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1150/","name":"ZDI-23-1150","tags":["x_research-advisory"]}],"metrics":[{"format":"CVSS","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","baseScore":7.8,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-822","lang":"en","description":"CWE-822: Untrusted Pointer Dereference","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2024-05-03T02:11:08.233Z"},"dateAssigned":"2023-08-14T21:14:46.651Z","datePublic":"2023-08-17T19:06:44.486Z","source":{"lang":"en","value":"kimiya"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"pdf-xchange","product":"pdf-xchange_editor","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.5.367.0","versionType":"custom"}],"cpes":["cpe:2.3:a:pdf-xchange:pdf-xchange_editor:*:*:*:*:*:*:*:*"]},{"vendor":"pdf-xchange","product":"pdf-tools","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.5.367.0","versionType":"custom"}],"cpes":["cpe:2.3:a:pdf-xchange:pdf-tools:*:*:*:*:*:*:*:*"]},{"vendor":"pdf-xchange","product":"pdf-xchange_pro","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.5.367.0","versionType":"custom"}],"cpes":["cpe:2.3:a:pdf-xchange:pdf-xchange_pro:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-05-07T20:28:43.499159Z","id":"CVE-2023-40471","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":"2024-06-05T20:37:49.751Z"}},{"title":"CVE Program Container","references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1150/","name":"ZDI-23-1150","tags":["x_research-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T18:31:53.826Z"}}]}}}