{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4490", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-03-20T08:32:39.827Z", "datePublished": "2026-03-20T16:32:13.337Z", "dateUpdated": "2026-03-20T21:29:13.459Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-03-20T16:32:13.337Z"}, "title": "Tenda A18 Pro openSchedWifi setSchedWifi stack-based overflow", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-121", "lang": "en", "description": "Stack-based Buffer Overflow"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "Tenda", "product": "A18 Pro", "versions": [{"version": "02.03.02.28", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in Tenda A18 Pro 02.03.02.28. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. This manipulation causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 8.8, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 9, "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-03-20T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-03-20T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-03-20T09:38:00.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "lilukun (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.352016", "name": "VDB-352016 | Tenda A18 Pro openSchedWifi setSchedWifi stack-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.352016", "name": "VDB-352016 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.773670", "name": "Submit #773670 | Tenda A18pro V02.03.02.28 Stack-based Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://github.com/lilukun337/cve/issues/2", "tags": ["exploit", "issue-tracking"]}, {"url": "https://www.tenda.com.cn/", "tags": ["product"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-20T21:29:02.273953Z", "id": "CVE-2026-4490", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-20T21:29:13.459Z"}}]}}

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