{"schemaVersion":3,"id":"CVE-2022-40799","aliases":[],"status":"published","duplicateOf":null,"title":"D-Link DNR-322L Download of Code Without Integrity Check Vulnerability","description":"Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.","dates":{"published":"2022-11-29T00:00:00.000Z","modified":"2025-10-21T23:15:30.649Z","reserved":null,"kevAdded":["2025-08-05T00:00:00.000Z"],"kevDue":["2025-08-26T00:00:00.000Z"]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.3365,"percentile":0.98376,"severity":"high","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.3365},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.3365,"percentile":0.98376}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.3365,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.3365,"percentile":0.98376}]},"kev":{"state":"listed","entries":[{"source":"cisa","sourceLabel":"CISA","dateAdded":"2025-08-05T00:00:00.000Z","dueDate":"2025-08-26T00:00:00.000Z","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","name":"D-Link DNR-322L Download of Code Without Integrity Check Vulnerability","description":"D-Link DNR-322L contains a download of code without integrity check vulnerability that could allow an authenticated attacker to execute OS level commands on the device. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.","notes":[{"type":"url","href":"https://www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder","label":"www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2022-40799","label":"nvd.nist.gov/vuln/detail/CVE-2022-40799"}],"vendor":"D-Link","product":"DNR-322L","ransomware":false,"ransomwareUse":"Unknown","exploitationType":null}],"listedCount":1,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":true,"entry":{"source":"cisa","sourceLabel":"CISA","dateAdded":"2025-08-05T00:00:00.000Z","dueDate":"2025-08-26T00:00:00.000Z","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","name":"D-Link DNR-322L Download of Code Without Integrity Check Vulnerability","description":"D-Link DNR-322L contains a download of code without integrity check vulnerability that could allow an authenticated attacker to execute OS level commands on the device. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.","notes":[{"type":"url","href":"https://www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder","label":"www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2022-40799","label":"nvd.nist.gov/vuln/detail/CVE-2022-40799"}],"vendor":"D-Link","product":"DNR-322L","ransomware":false,"ransomwareUse":"Unknown","exploitationType":null}},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_FC8CDEA5BC65E535","name":"Exploit Reference (gitlab.com)","source":"reference","url":"https://gitlab.com/lu-ka/cve-2022-40799","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-494","name":"Download of Code Without Integrity Check","description":"The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/494.html"}],"affected":[{"vendor":"dlink","product":"dnr-322l_firmware","name":"dnr-322l firmware","label":"dnr-322l_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 2.60b15","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 2.60b15","eol":null,"hubHref":"/vendor/dlink/dnr-322l"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://gitlab.com/lu-ka/cve-2022-40799","label":"gitlab.com/lu-ka/cve-2022-40799","hostname":"gitlab.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder","label":"www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder","hostname":"www.dlink.com","tags":["Product"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40799","label":"www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40799","hostname":"www.cisa.gov","tags":["Government Resource","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2022-11-29T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"kev-added","date":"2025-08-05T00:00:00.000Z","label":"Added to CISA KEV","detail":"D-Link DNR-322L Download of Code Without Integrity Check Vulnerability","source":"cisa"},{"kind":"kev-due","date":"2025-08-26T00:00:00.000Z","label":"CISA remediation due","detail":"Apply mitigations per vendor instructions.","source":"cisa"},{"kind":"modified","date":"2025-10-21T23:15:30.649Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":85,"level":"critical","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T20:59:58.114Z","stale":false,"partial":false}}