{"id":"CVE-2026-19348","state":"PUBLISHED","title":"Shenzhen Aitemi M300 Wi-Fi Repeater protocol.csp sprintf command injection","description":"A security flaw has been discovered in Shenzhen Aitemi M300 Wi-Fi Repeater r0-ea7890a. Impacted is the function sprintf of the file /protocol.csp?fname=net&opt=smacfilter_conf&function=set&act=add&name=test&enable=1. Performing a manipulation of the argument enable/name/mac results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.","publishedAt":"2026-08-09T10:30:09.153Z","updatedAt":"2026-08-10T21:12:19.495Z","severity":{"score":9.3,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Shenzhen Aitemi M300 Wi-Fi Repeater"],"affected":[{"vendor":"Shenzhen Aitemi","product":"M300 Wi-Fi Repeater","versions":[{"version":"r0-ea7890a","status":"affected"}],"cpes":["cpe:2.3:a:shenzhen_aitemi:m300_wi-fi_repeater:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/387184","https://vuldb.com/vuln/387184/cti","https://vuldb.com/cve/CVE-2026-19348","https://vuldb.com/submit/865682","https://vuldb.com/submit/865683","https://vuldb.com/submit/865684","https://github.com/IEATASICS/m300-repeater-bugs"],"weaknesses":["CWE-77","CWE-74"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19348.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19348","state":"PUBLISHED","datePublished":"2026-08-09T10:30:09.153Z","dateUpdated":"2026-08-10T21:12:19.495Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-08T13:56:38.542Z"},"containers":{"cna":{"title":"Shenzhen Aitemi M300 Wi-Fi Repeater protocol.csp sprintf command injection","descriptions":[{"lang":"en","value":"A security flaw has been discovered in Shenzhen Aitemi M300 Wi-Fi Repeater r0-ea7890a. Impacted is the function sprintf of the file /protocol.csp?fname=net&opt=smacfilter_conf&function=set&act=add&name=test&enable=1. Performing a manipulation of the argument enable/name/mac results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks."}],"affected":[{"vendor":"Shenzhen Aitemi","product":"M300 Wi-Fi Repeater","versions":[{"version":"r0-ea7890a","status":"affected"}],"cpes":["cpe:2.3:a:shenzhen_aitemi:m300_wi-fi_repeater:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/387184","name":"VDB-387184 | Shenzhen Aitemi M300 Wi-Fi Repeater protocol.csp sprintf command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/387184/cti","name":"VDB-387184 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-19348","name":"CVE-2026-19348 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/865682","name":"Submit #865682 | Shenzhen Aitemi Shenzhen Aitemi M300 Wi-Fi Repeater r0-ea7890a Command Injection","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/865683","name":"Submit #865683 | Shenzhen Aitemi M300 Wifi Repeater r0-ea7890a Command Injection (Duplicate)","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/865684","name":"Submit #865684 | Shenzhen Aitemi M300 Wifi Repeater r0-ea7890a Command Injection (Duplicate)","tags":["third-party-advisory"]},{"url":"https://github.com/IEATASICS/m300-repeater-bugs","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":9.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV2_0":{"version":"2.0","baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-77","type":"CWE","lang":"en","description":"Command Injection"}]},{"descriptions":[{"cweId":"CWE-74","type":"CWE","lang":"en","description":"Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-08-09T10:30:09.153Z"},"timeline":[{"time":"2026-08-08T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-08T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-08T16:01:53.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"metermult (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-10T20:56:16.459428Z","id":"CVE-2026-19348","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-10T21:12:19.495Z"}}]}}}