{"containers":{"cna":{"affected":[{"product":"websocket-extensions (npm)","vendor":"n/a","versions":[{"status":"affected","version":"All versions prior to 0.1.4"}]}],"datePublic":"2020-06-02T00:00:00.000Z","descriptions":[{"lang":"en","value":"websocket-extensions npm module prior to 0.1.4 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other character. This could be abused by an attacker to conduct Regex Denial Of Service (ReDoS) on a single-threaded server by providing a malicious payload with the Sec-WebSocket-Extensions header."}],"problemTypes":[{"descriptions":[{"description":"Regular Expression Denial of Service (ReDoS)","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2020-12-18T21:10:46.000Z","orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","shortName":"snyk"},"references":[{"tags":["x_refsource_MISC"],"url":"https://blog.jcoglan.com/2020/06/02/redos-vulnerability-in-websocket-extensions"},{"tags":["x_refsource_MISC"],"url":"https://github.com/faye/websocket-extensions-node/security/advisories/GHSA-g78m-2chm-r7qv"},{"tags":["x_refsource_MISC"],"url":"https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237"},{"tags":["x_refsource_MISC"],"url":"https://snyk.io/vuln/SNYK-JS-WEBSOCKETEXTENSIONS-570623"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"report@snyk.io","ID":"CVE-2020-7662","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"websocket-extensions (npm)","version":{"version_data":[{"version_value":"All versions prior to 0.1.4"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"websocket-extensions npm module prior to 0.1.4 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other character. This could be abused by an attacker to conduct Regex Denial Of Service (ReDoS) on a single-threaded server by providing a malicious payload with the Sec-WebSocket-Extensions header."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Regular Expression Denial of Service (ReDoS)"}]}]},"references":{"reference_data":[{"name":"https://blog.jcoglan.com/2020/06/02/redos-vulnerability-in-websocket-extensions","refsource":"MISC","url":"https://blog.jcoglan.com/2020/06/02/redos-vulnerability-in-websocket-extensions"},{"name":"https://github.com/faye/websocket-extensions-node/security/advisories/GHSA-g78m-2chm-r7qv","refsource":"MISC","url":"https://github.com/faye/websocket-extensions-node/security/advisories/GHSA-g78m-2chm-r7qv"},{"name":"https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237","refsource":"MISC","url":"https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237"},{"name":"https://snyk.io/vuln/SNYK-JS-WEBSOCKETEXTENSIONS-570623","refsource":"MISC","url":"https://snyk.io/vuln/SNYK-JS-WEBSOCKETEXTENSIONS-570623"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T09:33:20.006Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://blog.jcoglan.com/2020/06/02/redos-vulnerability-in-websocket-extensions"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/faye/websocket-extensions-node/security/advisories/GHSA-g78m-2chm-r7qv"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/faye/websocket-extensions-node/commit/29496f6838bfadfe5a2f85dff33ed0ba33873237"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://snyk.io/vuln/SNYK-JS-WEBSOCKETEXTENSIONS-570623"}]}]},"cveMetadata":{"assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","assignerShortName":"snyk","cveId":"CVE-2020-7662","datePublished":"2020-06-02T18:28:46.000Z","dateReserved":"2020-01-21T00:00:00.000Z","dateUpdated":"2024-08-04T09:33:20.006Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}