{"id":"CVE-2017-16030","state":"PUBLISHED","title":"Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long userage","description":"Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier.","publishedAt":"2018-06-04T19:00:00.000Z","updatedAt":"2024-09-17T00:41:28.696Z","severity":null,"assigner":"hackerone","products":["HackerOne useragent node module"],"affected":[{"vendor":"HackerOne","product":"useragent node module","versions":[{"version":"<=2.1.12","status":"affected"}]}],"references":["https://nodesecurity.io/advisories/312"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T19:43:25.795Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/16xxx/CVE-2017-16030.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-16030","state":"PUBLISHED","datePublished":"2018-06-04T19:00:00.000Z","dateUpdated":"2024-09-17T00:41:28.696Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2017-10-29T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier."}],"affected":[{"vendor":"HackerOne","product":"useragent node module","versions":[{"version":"<=2.1.12","status":"affected"}]}],"references":[{"url":"https://nodesecurity.io/advisories/312","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"Denial of Service (CWE-400)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"hackerone","dateUpdated":"2018-06-04T18:57:01.000Z","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1"},"datePublic":"2018-04-26T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"support@hackerone.com","DATE_PUBLIC":"2018-04-26T00:00:00","ID":"CVE-2017-16030","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"useragent node module","version":{"version_data":[{"version_value":"<=2.1.12"}]}}]},"vendor_name":"HackerOne"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Denial of Service (CWE-400)"}]}]},"references":{"reference_data":[{"name":"https://nodesecurity.io/advisories/312","refsource":"MISC","url":"https://nodesecurity.io/advisories/312"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://nodesecurity.io/advisories/312","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T20:13:06.694Z"}}]}}}