{"id":"CVE-2021-20712","state":"PUBLISHED","title":"Improper access control vulnerability in NEC Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier allows a device connected to the LAN sid","description":"Improper access control vulnerability in NEC Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier allows a device connected to the LAN side to be accessed from the WAN side due to the defect in the IPv6 firewall function.","publishedAt":"2021-04-26T00:20:46.000Z","updatedAt":"2024-08-03T17:53:21.234Z","severity":null,"assigner":"jpcert","products":["NEC Corporation NEC Aterm devices"],"affected":[{"vendor":"NEC Corporation","product":"NEC Aterm devices","versions":[{"version":"Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier","status":"affected"}]}],"references":["https://jpn.nec.com/security-info/secinfo/nv21-010.html","https://jvn.jp/en/jp/JVN29739718/index.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:47:55.610Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/20xxx/CVE-2021-20712.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-20712","state":"PUBLISHED","datePublished":"2021-04-26T00:20:46.000Z","dateUpdated":"2024-08-03T17:53:21.234Z","assignerShortName":"jpcert","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","dateReserved":"2020-12-17T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper access control vulnerability in NEC Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier allows a device connected to the LAN side to be accessed from the WAN side due to the defect in the IPv6 firewall function."}],"affected":[{"vendor":"NEC Corporation","product":"NEC Aterm devices","versions":[{"version":"Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier","status":"affected"}]}],"references":[{"url":"https://jpn.nec.com/security-info/secinfo/nv21-010.html","tags":["x_refsource_MISC"]},{"url":"https://jvn.jp/en/jp/JVN29739718/index.html","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"Improper Access Control","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"jpcert","dateUpdated":"2021-04-26T00:20:46.000Z","orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"vultures@jpcert.or.jp","ID":"CVE-2021-20712","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"NEC Aterm devices","version":{"version_data":[{"version_value":"Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier"}]}}]},"vendor_name":"NEC Corporation"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Improper access control vulnerability in NEC Aterm WG2600HS firmware Ver1.5.1 and earlier, and Aterm WX3000HP firmware Ver1.1.2 and earlier allows a device connected to the LAN side to be accessed from the WAN side due to the defect in the IPv6 firewall function."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Improper Access Control"}]}]},"references":{"reference_data":[{"name":"https://jpn.nec.com/security-info/secinfo/nv21-010.html","refsource":"MISC","url":"https://jpn.nec.com/security-info/secinfo/nv21-010.html"},{"name":"https://jvn.jp/en/jp/JVN29739718/index.html","refsource":"MISC","url":"https://jvn.jp/en/jp/JVN29739718/index.html"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://jpn.nec.com/security-info/secinfo/nv21-010.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://jvn.jp/en/jp/JVN29739718/index.html","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:53:21.234Z"}}]}}}