{"id":"CVE-2021-31226","state":"PUBLISHED","title":"An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. Thi","description":"An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. This vulnerability requires the attacker to send a crafted HTTP POST request with a URI longer than 50 bytes. This leads to a heap overflow in wbs_post() via an strcpy() call.","publishedAt":"2021-08-19T10:48:28.000Z","updatedAt":"2024-08-03T22:55:53.172Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/","https://www.kb.cert.org/vuls/id/608209"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:30.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/31xxx/CVE-2021-31226.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-31226","state":"PUBLISHED","datePublished":"2021-08-19T10:48:28.000Z","dateUpdated":"2024-08-03T22:55:53.172Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-04-15T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. This vulnerability requires the attacker to send a crafted HTTP POST request with a URI longer than 50 bytes. This leads to a heap overflow in wbs_post() via an strcpy() call."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/","tags":["x_refsource_MISC"]},{"url":"https://www.kb.cert.org/vuls/id/608209","name":"VU#608209","tags":["third-party-advisory","x_refsource_CERT-VN"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2021-08-19T10:49:05.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-31226","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. This vulnerability requires the attacker to send a crafted HTTP POST request with a URI longer than 50 bytes. This leads to a heap overflow in wbs_post() via an strcpy() call."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/","refsource":"MISC","url":"https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/"},{"name":"VU#608209","refsource":"CERT-VN","url":"https://www.kb.cert.org/vuls/id/608209"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.kb.cert.org/vuls/id/608209","name":"VU#608209","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T22:55:53.172Z"}}]}}}