{"id":"CVE-2022-24375","aliases":["EUVD-2022-6631","GHSA-vh4f-fgpp-x8x2"],"status":"published","title":"Denial of Service (DoS)","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01671,"percentile":0.76965,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2022-08-24T05:05:12Z","modified":"2026-10-28T02:30:34Z","fixes":[{"ecosystem":"npm","package":"node-opcua","fixed_in":["2.74.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"node-opcua","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.74.0"}]}]},{"source":"osv","ecosystem":"npm","package":"node-opcua","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.74.0"}]}]}],"products":[{"vendor":"node-opcua_project","product":"node-opcua"}],"references":[{"url":"https://github.com/node-opcua/node-opcua/commit/7b5044b3f5866fbedc3efabd05e407352c07bd2f","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/node-opcua/node-opcua/pull/1182","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://security.snyk.io/vuln/SNYK-JS-NODEOPCUA-2988725","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","web"]},{"url":"https://github.com/node-opcua/node-opcua/commit/3fd46ec156e7718a506be41f3916310b6bdd0407","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","VDB Entry","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24375","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-vh4f-fgpp-x8x2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/24xxx/CVE-2022-24375.json","tags":["advisory"]},{"url":"https://github.com/node-opcua/node-opcua","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-24375","title":"Denial of Service (DoS)","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.","status":"published","published":"2022-08-24T05:05:12.475Z","modified":"2024-09-16T16:13:12.976Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:34.940806Z"}],"euvd":[{"id":"EUVD-2022-6631","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.","status":"published","published":"2022-08-24T05:05:12Z","modified":"2024-09-16T16:13:12Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high"}],"updated_at":"2026-11-03T00:55:53.971387Z"}],"ghsa":[{"id":"GHSA-vh4f-fgpp-x8x2","title":"node-opcua DoS when bypassing limitations for excessive memory consumption","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple `CloseSession` requests with the `deleteSubscription` parameter equal to `False`.","status":"published","published":"2022-08-25T00:00:29Z","modified":"2023-01-30T05:01:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:36:27.500048Z"}],"nvd":[{"id":"CVE-2022-24375","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.","status":"published","published":"2022-08-24T05:15:07.23Z","modified":"2026-06-17T04:31:43.39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:07:25.883929Z"}],"osv":[{"id":"CVE-2022-24375","title":"Denial of Service (DoS)","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.","status":"published","published":"2022-08-24T05:05:12.475Z","modified":"2026-10-28T02:30:34.233512831Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high"}],"updated_at":"2026-11-02T15:44:24.428403Z"},{"id":"GHSA-vh4f-fgpp-x8x2","title":"node-opcua DoS when bypassing limitations for excessive memory consumption","description":"The package node-opcua before 2.74.0 are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple `CloseSession` requests with the `deleteSubscription` parameter equal to `False`.","status":"published","published":"2022-08-25T00:00:29Z","modified":"2023-11-08T04:08:30.926023Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:57.348035Z"}]}}