{"schemaVersion":3,"id":"CVE-2021-31814","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"In Stormshield 1.1.0, and 2.1.0 through 2.9.0, an attacker can block a client from accessing the VPN and can obtain sensitive information through the SN VPN SSL Client.","dates":{"published":"2022-02-10T16:28:15.000Z","modified":"2024-08-03T23:10:31.195Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.1,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.1,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":3.6,"severity":"low","vector":"AV:L/AC:L/Au:N/C:P/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00204,"percentile":0.09833,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00204},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00204,"percentile":0.09833}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00204,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00204,"percentile":0.09833}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-306","name":"Missing Authentication for Critical Function","description":"The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/306.html"}],"affected":[{"vendor":"stormshield","product":"stormshield network security","name":"Stormshield Network Security","label":"stormshield network security","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 2.1.0, ≤ 2.9.0","noFixRecorded":false,"fixedIn":null},{"text":"1.1.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 2.1.0, ≤ 2.9.0 | 1.1.0","eol":null,"hubHref":"/vendor/stormshield/stormshield_network_security"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.stormshield.eu/","label":"advisories.stormshield.eu","hostname":"advisories.stormshield.eu","tags":["X Refsource MISC","Vendor Advisory"]},{"url":"https://advisories.stormshield.eu/2021-019/","label":"advisories.stormshield.eu/2021-019/","hostname":"advisories.stormshield.eu","tags":["X Refsource MISC","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2022-02-10T16:28:15.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T23:10:31.195Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":24,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T18:25:33.463Z","stale":false,"partial":false}}