{"id":"CVE-2016-11021","published":"2020-03-09T01:15:10Z","modified":"2026-06-17T00:40:49Z","title":"D-Link DCS-930L Devices OS Command Injection Vulnerability","vendor":"D-Link","product":"DCS-930L Devices","tier":"core","eol":null,"description":{"text":"setSystemCommand on D-Link DCS-930L devices before 2.12 allows a remote attacker to execute code via an OS command in the SystemCommand parameter.","provenance":"source","from":"NVD"},"summary":{"text":"The OS command injection flaw lives in the setSystemCommand function of D-Link DCS-930L devices prior to version 2.12. An attacker with remote network access who holds privileges on the device can execute arbitrary code by supplying an OS command through the SystemCommand parameter.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-31T05:10:14Z"},"cvss":{"score":7.2,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.69582,"percentile":0.99363,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2022-03-25","dueDate":"2022-04-15","ransomware":false,"requiredAction":"The impacted product is end-of-life and should be disconnected if still in use.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2016-11021","provenance":"source"},"vulncheckKev":{"dateAdded":"2021-11-11","exploitedFirstSeen":"2021-11-11","ransomware":false,"evidence":[{"url":"https://cybersecurity.att.com/blogs/labs-research/att-alien-labs-finds-new-golang-malwarebotenago-targeting-millions-of-routers-and-iot-devices-with-more-than-30-exploits","date":"2021-11-11"},{"url":"https://cybersecurity.att.com/blogs/labs-research/botenago-strike-again-malware-source-code-uploaded-to-github","date":"2022-01-26"},{"url":"https://www.fortiguard.com/threat-signal-report/4389/botenago-malware-targets-multiple-iot-devices","date":"2022-01-27"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-03-25"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-01-26&host_type=src&vulnerability=cve-2016-11021","date":"2024-01-26"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-02-19&host_type=src&vulnerability=cve-2016-11021","date":"2024-02-19"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-13&host_type=src&vulnerability=cve-2016-11021","date":"2024-03-13"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-14&host_type=src&vulnerability=cve-2016-11021","date":"2024-03-14"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-20&host_type=src&vulnerability=cve-2016-11021","date":"2024-03-20"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-03-21&host_type=src&vulnerability=cve-2016-11021","date":"2024-03-21"}],"evidenceTotal":40,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-78","name":"Improper Neutralization of Special Elements used in an OS Command"}],"references":[{"url":"https://www.exploit-db.com/exploits/39437","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/39437","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-11021","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing 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expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2016-2012","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-2012","exploited":true,"exploitedSince":"2022-03-25","provenance":"source"},"exploits":[],"exploitSources":{"metasploit":[{"name":"D-Link DCS-930L Authenticated Remote Command Execution","module":"exploit/linux/http/dlink_dcs_930l_authenticated_remote_command_execution","type":"exploit","disclosureDate":"2015-12-20","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/dlink_dcs_930l_authenticated_remote_command_execution.rb"}],"first":{"date":"2015-12-20","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/dlink_dcs_930l_authenticated_remote_command_execution.rb"},"provenance":"source"},"exploitRefs":["https://www.exploit-db.com/exploits/39437"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2015-12-20","kind":"exploit-public","label":"First public exploit: 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