{"schemaVersion":3,"id":"CVE-2021-31617","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"In ASQ in Stormshield Network Security (SNS) 1.0.0 through 2.7.8, 2.8.0 through 2.16.0, 3.0.0 through 3.7.20, 3.8.0 through 3.11.8, and 4.0.1 through 4.2.2, mishandling of memory management can lead to remote code execution.","dates":{"published":"2022-01-31T15:16:46.000Z","modified":"2024-08-03T23:03:33.629Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02089,"percentile":0.81322,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.02089},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02089,"percentile":0.81322}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02089,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02089,"percentile":0.81322}]},"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-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.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":"≥ 1.0.0, < 2.7.9","noFixRecorded":false,"fixedIn":null},{"text":"≥ 2.8.0, < 3.7.21","noFixRecorded":false,"fixedIn":null},{"text":"≥ 3.8.0, < 3.11.9","noFixRecorded":false,"fixedIn":null},{"text":"≥ 4.0.1, < 4.2.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 1.0.0, < 2.7.9 | ≥ 2.8.0, < 3.7.21 | ≥ 3.8.0, < 3.11.9 | ≥ 4.0.1, < 4.2.3","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/2021-020/","label":"advisories.stormshield.eu/2021-020/","hostname":"advisories.stormshield.eu","tags":["X Refsource MISC","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2022-01-31T15:16:46.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T23:03:33.629Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T08:28:38.840Z","stale":false,"partial":false}}