{"id":"CVE-2025-5167","aliases":["DEBIAN-CVE-2025-5167","EUVD-2025-16258","GHSA-829c-hx47-67xw","PYSEC-2025-174","UBUNTU-CVE-2025-5167","openSUSE-SU-2026:10174-1"],"status":"published","title":"Open Asset Import Library Assimp LWOLoader.h GetS0 out-of-bounds","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","severity":{"version":"4.0","score":4.8,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00264,"percentile":0.18477,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-125"],"published":"2025-05-26T03:31:05Z","modified":"2026-10-28T02:30:59Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.2.5~ds0-1","5.2.5~ds0-1.1","5.3.1+ds-1","5.3.1+ds-2","5.4.0+ds-1","5.4.1+ds-1","5.4.2+ds-1","5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Debian:13","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Debian:14","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"PyPI","package":"pyassimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"5.4.3"}]}],"versions":["0.1","3.3","4.1.1","4.1.2","4.1.3","4.1.4","5.2.5"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0~dfsg-4ubuntu4","3.1.1~dfsg-5","3.2~dfsg-1","3.2~dfsg-2","3.2~dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1~dfsg-5","3.3.1~dfsg-5ubuntu1","3.3.1~dfsg-5+build1","4.0.1~dfsg-1~exp2","4.0.1~dfsg-1","4.1.0~dfsg-1","4.1.0~dfsg-2","4.1.0~dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1.0~dfsg-5","4.1.0~dfsg-5ubuntu1","5.0.1~ds0-1build1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.1~ds0-2","5.0.1~ds0-3ubuntu1","5.1.4~ds0-1","5.1.5~ds0-1","5.1.6~ds0-1","5.2.0~ds0-2","5.2.1~ds0-1","5.2.2~ds0-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.2.5~ds0-1.1build1","5.3.1+ds-1","5.3.1+ds-2","5.3.1+ds-2build1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.4+ds-1build1","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-1build1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.4-1.1"}]}],"bundled":3}],"products":[{"vendor":"assimp","product":"assimp"},{"vendor":"open asset import library","product":"assimp"}],"references":[{"url":"https://vuldb.com/?id.310255","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://vuldb.com/?ctiid.310255","tags":["signature","permissions-required","Permissions Required","VDB Entry","report"]},{"url":"https://vuldb.com/?submit.578002","tags":["third-party-advisory","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://github.com/assimp/assimp/issues/6169","tags":["issue-tracking","exploit","Exploit","report","evidence"]},{"url":"https://github.com/assimp/assimp/issues/6128","tags":["issue-tracking","Issue Tracking","report"]},{"url":"https://github.com/user-attachments/files/20208666/reproducer.zip","tags":["exploit","Exploit","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5167","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-829c-hx47-67xw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5167.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-5167","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-5167","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-5167","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-2756","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5167","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5200","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-5167","title":"Open Asset Import Library Assimp LWOLoader.h GetS0 out-of-bounds","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T03:31:05.586Z","modified":"2025-05-28T17:36:59.316Z","cvss":[{"version":"4.0","score":4.8,"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","level":"medium","assessor":"cna"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"},{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","assessor":"cna"}],"cwes":["CWE-125","CWE-119"],"updated_at":"2026-11-02T14:32:29.97618Z"}],"euvd":[{"id":"EUVD-2025-16258","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T03:31:05Z","modified":"2025-05-28T17:36:59Z","cvss":[{"version":"4.0","score":4.8,"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","level":"medium"}],"updated_at":"2026-11-02T20:32:36.96564Z"}],"ghsa":[{"id":"GHSA-829c-hx47-67xw","title":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as...","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T06:30:28Z","modified":"2025-06-03T18:30:34Z","cvss":[{"version":"4.0","score":4.8,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-119","CWE-125"],"updated_at":"2026-11-02T15:02:33.2389Z"}],"nvd":[{"id":"CVE-2025-5167","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T04:15:43.433Z","modified":"2026-06-17T09:47:22.34Z","cvss":[{"version":"4.0","score":4.8,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"secondary"}],"cwes":["CWE-119","CWE-125"],"updated_at":"2026-11-02T14:11:09.562272Z"}],"osv":[{"id":"CVE-2025-5167","title":"Open Asset Import Library Assimp LWOLoader.h GetS0 out-of-bounds","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T03:31:05.586Z","modified":"2026-10-28T02:30:59.617325429Z","cvss":[{"version":"4.0","score":4.8,"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","level":"medium"}],"cwes":["CWE-119","CWE-125"],"updated_at":"2026-11-02T15:44:50.45326Z"},{"id":"DEBIAN-CVE-2025-5167","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T04:15:43.433Z","modified":"2026-09-01T20:05:53.571424185Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:47.378563Z"},{"id":"PYSEC-2025-174","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T04:15:43.433Z","modified":"2026-05-21T15:00:26.676201862Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:54.242332Z"},{"id":"UBUNTU-CVE-2025-5167","description":"A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function LWOImporter::GetS0 in the library assimp/code/AssetLib/LWO/LWOLoader.h. The manipulation of the argument out leads to out-of-bounds read. The attack needs to be approached locally. 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.","status":"published","published":"2025-05-26T04:15:00Z","modified":"2026-10-17T12:57:06.090169227Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":4.8,"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","level":"medium"}],"updated_at":"2026-11-02T16:55:50.31802Z"},{"id":"openSUSE-SU-2026:10174-1","title":"assimp-devel-6.0.4-1.1 on GA media","description":"These are all security issues fixed in the assimp-devel-6.0.4-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-02-11T00:00:00Z","modified":"2026-03-23T04:54:32.458384Z","updated_at":"2026-11-02T16:58:38.101535Z"}]}}