{"id":"CVE-2025-27718","state":"PUBLISHED","title":"Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file upload process of the USB storage file-sharing function of HGW-BL1500HM Ver ","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file upload process of the USB storage file-sharing function of HGW-BL1500HM Ver 002.002.003 and earlier. If this vulnerability is exploited, the product's files may be obtained and/or altered or arbitrary code may be executed by a crafted HTTP request to specific functions of the product from a device connected to the LAN side.","publishedAt":"2025-03-28T08:18:36.814Z","updatedAt":"2025-03-28T13:56:31.056Z","severity":{"score":8.8,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"jpcert"},"assigner":"jpcert","products":["KDDI CORPORATION HGW-BL1500HM"],"affected":[{"vendor":"KDDI CORPORATION","product":"HGW-BL1500HM","versions":[{"version":"Ver 002.002.003 and earlier","status":"affected"}]}],"references":["https://kddi-tech.com/contents/appendix_L2_06.html#64433e4a-8946-9c06-bddf-91cbfe56c8e5","https://jvn.jp/en/jp/JVN04278547/"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:08:47.682Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/27xxx/CVE-2025-27718.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-27718","state":"PUBLISHED","datePublished":"2025-03-28T08:18:36.814Z","dateUpdated":"2025-03-28T13:56:31.056Z","assignerShortName":"jpcert","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateReserved":"2025-03-11T04:20:25.667Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in the file upload process of the USB storage file-sharing function of HGW-BL1500HM Ver 002.002.003 and earlier. If this vulnerability is exploited, the product's files may be obtained and/or altered or arbitrary code may be executed by a crafted HTTP request to specific functions of the product from a device connected to the LAN side."}],"affected":[{"vendor":"KDDI CORPORATION","product":"HGW-BL1500HM","versions":[{"version":"Ver 002.002.003 and earlier","status":"affected"}]}],"references":[{"url":"https://kddi-tech.com/contents/appendix_L2_06.html#64433e4a-8946-9c06-bddf-91cbfe56c8e5"},{"url":"https://jvn.jp/en/jp/JVN04278547/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_0":{"version":"3.0","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal')","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"jpcert","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateUpdated":"2025-03-28T08:18:36.814Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-28T13:56:24.698978Z","id":"CVE-2025-27718","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":"2025-03-28T13:56:31.056Z"}}]}}}