{"id":"CVE-2025-5165","state":"PUBLISHED","title":"Open Asset Import Library Assimp MDCLoader.cpp ValidateSurfaceHeader out-of-bounds","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This issue affects the function MDCImporter::ValidateSurfaceHeader of the file assimp/code/AssetLib/MDC/MDCLoader.cpp. The manipulation of the argument pcSurface2 leads to out-of-bounds read. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.","publishedAt":"2025-05-26T02:31:05.900Z","updatedAt":"2025-05-28T17:37:11.112Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","source":"VulDB"},"assigner":"VulDB","products":["Open Asset Import Library Assimp"],"affected":[{"vendor":"Open Asset Import Library","product":"Assimp","versions":[{"version":"5.4.3","status":"affected"}]}],"references":["https://vuldb.com/?id.310253","https://vuldb.com/?ctiid.310253","https://vuldb.com/?submit.578000","https://github.com/assimp/assimp/issues/6167","https://github.com/assimp/assimp/issues/6128","https://github.com/user-attachments/files/20204942/reproducer.zip"],"weaknesses":["CWE-125","CWE-119"],"ingestedAt":"2026-10-29T20:09:39.787Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/5xxx/CVE-2025-5165.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-5165","state":"PUBLISHED","datePublished":"2025-05-26T02:31:05.900Z","dateUpdated":"2025-05-28T17:37:11.112Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-05-25T13:14:20.944Z"},"containers":{"cna":{"title":"Open Asset Import Library Assimp MDCLoader.cpp ValidateSurfaceHeader out-of-bounds","descriptions":[{"lang":"en","value":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This issue affects the function MDCImporter::ValidateSurfaceHeader of the file assimp/code/AssetLib/MDC/MDCLoader.cpp. The manipulation of the argument pcSurface2 leads to out-of-bounds read. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future."},{"lang":"de","value":"Eine problematische Schwachstelle wurde in Open Asset Import Library Assimp 5.4.3 gefunden. Betroffen davon ist die Funktion MDCImporter::ValidateSurfaceHeader der Datei assimp/code/AssetLib/MDC/MDCLoader.cpp. Durch das Beeinflussen des Arguments pcSurface2 mit unbekannten Daten kann eine out-of-bounds read-Schwachstelle ausgenutzt werden. Umgesetzt werden muss der Angriff lokal. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"Open Asset Import Library","product":"Assimp","versions":[{"version":"5.4.3","status":"affected"}]}],"references":[{"url":"https://vuldb.com/?id.310253","name":"VDB-310253 | Open Asset Import Library Assimp MDCLoader.cpp ValidateSurfaceHeader out-of-bounds","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.310253","name":"VDB-310253 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.578000","name":"Submit #578000 | Open Asset Import Library Assimp 5.4.3 Heap Out of Bounds Read","tags":["third-party-advisory"]},{"url":"https://github.com/assimp/assimp/issues/6167","tags":["issue-tracking"]},{"url":"https://github.com/assimp/assimp/issues/6128","tags":["issue-tracking"]},{"url":"https://github.com/user-attachments/files/20204942/reproducer.zip","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","type":"CWE","lang":"en","description":"Out-of-Bounds Read"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2025-05-26T02:31:05.900Z"},"timeline":[{"time":"2025-05-25T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-05-25T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-05-25T15:19:37.000Z","lang":"en","value":"VulDB entry last update"}]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/assimp/assimp/issues/6167","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-27T14:20:03.872037Z","id":"CVE-2025-5165","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-28T17:37:11.112Z"}}]}}}