{"containers":{"cna":{"affected":[{"product":"websocket-extensions (ruby)","vendor":"n/a","versions":[{"status":"affected","version":"All versions prior to 0.1.5"}]}],"datePublic":"2020-06-02T00:00:00.000Z","descriptions":[{"lang":"en","value":"websocket-extensions ruby module prior to 0.1.5 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":"2020-09-17T14:27:33.000Z","orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","shortName":"snyk"},"references":[{"tags":["x_refsource_MISC"],"url":"https://github.com/faye/websocket-extensions-ruby/security/advisories/GHSA-g6wq-qcwm-j5g2"},{"tags":["x_refsource_MISC"],"url":"https://github.com/faye/websocket-extensions-ruby/commit/aa156a439da681361ed6f53f1a8131892418838b"},{"tags":["x_refsource_MISC"],"url":"https://blog.jcoglan.com/2020/06/02/redos-vulnerability-in-websocket-extensions"},{"tags":["x_refsource_MISC"],"url":"https://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830"},{"name":"[debian-lts-announce] 20200819 [SECURITY] [DLA 2334-1] ruby-websocket-extensions security update","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.debian.org/debian-lts-announce/2020/08/msg00031.html"},{"name":"USN-4502-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4502-1/"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"report@snyk.io","ID":"CVE-2020-7663","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"websocket-extensions (ruby)","version":{"version_data":[{"version_value":"All versions prior to 0.1.5"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"websocket-extensions ruby module prior to 0.1.5 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://github.com/faye/websocket-extensions-ruby/security/advisories/GHSA-g6wq-qcwm-j5g2","refsource":"MISC","url":"https://github.com/faye/websocket-extensions-ruby/security/advisories/GHSA-g6wq-qcwm-j5g2"},{"name":"https://github.com/faye/websocket-extensions-ruby/commit/aa156a439da681361ed6f53f1a8131892418838b","refsource":"MISC","url":"https://github.com/faye/websocket-extensions-ruby/commit/aa156a439da681361ed6f53f1a8131892418838b"},{"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://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830","refsource":"MISC","url":"https://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830"},{"name":"[debian-lts-announce] 20200819 [SECURITY] [DLA 2334-1] ruby-websocket-extensions security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2020/08/msg00031.html"},{"name":"USN-4502-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4502-1/"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T09:33:20.058Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/faye/websocket-extensions-ruby/security/advisories/GHSA-g6wq-qcwm-j5g2"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/faye/websocket-extensions-ruby/commit/aa156a439da681361ed6f53f1a8131892418838b"},{"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://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830"},{"name":"[debian-lts-announce] 20200819 [SECURITY] [DLA 2334-1] ruby-websocket-extensions security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.debian.org/debian-lts-announce/2020/08/msg00031.html"},{"name":"USN-4502-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4502-1/"}]}]},"cveMetadata":{"assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","assignerShortName":"snyk","cveId":"CVE-2020-7663","datePublished":"2020-06-02T18:25:01.000Z","dateReserved":"2020-01-21T00:00:00.000Z","dateUpdated":"2024-08-04T09:33:20.058Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}