{"schemaVersion":3,"id":"CVE-2020-25079","aliases":[],"status":"published","duplicateOf":null,"title":"D-Link DCS-2530L and DCS-2670L Command Injection Vulnerability","description":"An issue was discovered on D-Link DCS-2530L before 1.06.01 Hotfix and DCS-2670L through 2.02 devices. cgi-bin/ddns_enc.cgi allows authenticated command injection.","dates":{"published":"2020-09-02T15:33:07.000Z","modified":"2025-10-21T23:35:37.012Z","reserved":null,"kevAdded":["2025-08-05T00:00:00.000Z"],"kevDue":["2025-08-26T00:00:00.000Z"]},"cvss":{"headline":{"score":9,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","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},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":9,"severity":"high","vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.54007,"percentile":0.98997,"severity":"critical","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":-2.30999999999999,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.56317},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.54007,"percentile":0.98997}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.56317,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.54007,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.54007,"percentile":0.98997}]},"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 DCS-2530L and DCS-2670L Command Injection Vulnerability","description":"D-Link DCS-2530L and DCS-2670L devices contains a command injection vulnerability in the cgi-bin/ddns_enc.cgi. 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://support.dlink.com/productinfo.aspx?m=DCS-2530L","label":"support.dlink.com/productinfo.aspx?m=DCS-2530L"},{"type":"url","href":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180","label":"supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2020-25079","label":"nvd.nist.gov/vuln/detail/CVE-2020-25079"}],"vendor":"D-Link","product":"DCS-2530L and DCS-2670L Devices","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 DCS-2530L and DCS-2670L Command Injection Vulnerability","description":"D-Link DCS-2530L and DCS-2670L devices contains a command injection vulnerability in the cgi-bin/ddns_enc.cgi. 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://support.dlink.com/productinfo.aspx?m=DCS-2530L","label":"support.dlink.com/productinfo.aspx?m=DCS-2530L"},{"type":"url","href":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180","label":"supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180"},{"type":"url","href":"https://nvd.nist.gov/vuln/detail/CVE-2020-25079","label":"nvd.nist.gov/vuln/detail/CVE-2020-25079"}],"vendor":"D-Link","product":"DCS-2530L and DCS-2670L Devices","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_38CB47A1CE137013","name":"Exploit Reference (twitter.com)","source":"reference","url":"https://twitter.com/Dogonsecurity/status/1271265152118259712","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-77","name":"Improper Neutralization of Special Elements used in a Command ('Command Injection')","description":"The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/77.html"}],"affected":[{"vendor":"dlink","product":"dcs-2530l_firmware","name":"dcs-2530l firmware","label":"dcs-2530l_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 1.05.05","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 1.05.05","eol":null,"hubHref":"/vendor/dlink/dcs-2530l"},{"vendor":"dlink","product":"dcs-2670l_firmware","name":"dcs-2670l firmware","label":"dcs-2670l_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.03.00","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.03.00","eol":null,"hubHref":"/vendor/dlink/dcs-2670l"},{"vendor":"dlink","product":"dcs-4603_firmware","name":"dcs-4603 firmware","label":"dcs-4603_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.04.02","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.04.02","eol":null,"hubHref":"/vendor/dlink/dcs-4603"},{"vendor":"dlink","product":"dcs-4622_firmware","name":"dcs-4622 firmware","label":"dcs-4622_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.01.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.01.10","eol":null,"hubHref":"/vendor/dlink/dcs-4622"},{"vendor":"dlink","product":"dcs-4701e_firmware","name":"dcs-4701e firmware","label":"dcs-4701e_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.03.01","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.03.01","eol":null,"hubHref":"/vendor/dlink/dcs-4701e"},{"vendor":"dlink","product":"dcs-4703e_firmware","name":"dcs-4703e firmware","label":"dcs-4703e_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.03.04","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.03.04","eol":null,"hubHref":"/vendor/dlink/dcs-4703e"},{"vendor":"dlink","product":"dcs-4705e_firmware","name":"dcs-4705e firmware","label":"dcs-4705e_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.03.02","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.03.02","eol":null,"hubHref":"/vendor/dlink/dcs-4705e"},{"vendor":"dlink","product":"dcs-4802e_firmware","name":"dcs-4802e firmware","label":"dcs-4802e_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.01.01","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.01.01","eol":null,"hubHref":"/vendor/dlink/dcs-4802e"}],"affectedCount":8,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180","label":"supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10180","hostname":"supportannouncement.us.dlink.com","tags":["X Refsource MISC","Patch","Vendor Advisory"]},{"url":"https://twitter.com/Dogonsecurity/status/1271265152118259712","label":"twitter.com/Dogonsecurity/status/1271265152118259712","hostname":"twitter.com","tags":["X Refsource MISC","Broken Link","Exploit","Third Party Advisory"]},{"url":"https://support.dlink.com/productinfo.aspx?m=DCS-2530L","label":"support.dlink.com/productinfo.aspx?m=DCS-2530L","hostname":"support.dlink.com","tags":["Product"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25079","label":"www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25079","hostname":"www.cisa.gov","tags":["Government Resource","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-09-02T15:33:07.000Z","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 DCS-2530L and DCS-2670L Command Injection 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":"2025-10-21T23:35:37.012Z","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":"2026-10-19T23:51:49.522Z","stale":false,"partial":false}}