{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-13563", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-06-28T16:12:55.531Z", "datePublished": "2026-06-29T11:30:08.061Z", "dateUpdated": "2026-06-29T14:52:14.539Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-06-29T11:30:08.061Z"}, "title": "Edimax EW-7478APC POST Request formL2TPSetup 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": "Edimax", "product": "EW-7478APC", "versions": [{"version": "1.04", "status": "affected"}], "cpes": ["cpe:2.3:a:edimax:ew-7478apc:*:*:*:*:*:*:*:*"], "modules": ["POST Request Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in Edimax EW-7478APC 1.04. This impacts the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. Such manipulation of the argument L2TPUserName leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."}], "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": "2026-06-28T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-06-28T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-06-28T18:18:23.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "wxhwxhwxh_mie (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/374571", "name": "VDB-374571 | Edimax EW-7478APC POST Request formL2TPSetup stack-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/374571/cti", "name": "VDB-374571 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-13563", "name": "CVE-2026-13563 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/844113", "name": "Submit #844113 | EDIMAX EW-7478APC EW-7478APC 1.04 Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formL2TPSetup-34b53a41781f80f295f8ca2aa55e1226?pvs=73", "tags": ["exploit"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-29T14:13:36.346409Z", "id": "CVE-2026-13563", "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": "2026-06-29T14:52:14.539Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.04"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "EW-7478APC", "source": "cna", "vendor": "Edimax"}, "product": "ew-7478apc", "vendor": "edimax"}], "created": "2026-06-29T13:45:07.354532+00:00", "updated": "2026-06-29T19:00:11.816612+00:00", "vendors": ["edimax", "edimax$PRODUCT$ew-7478apc"], "weaknesses": ["CWE-119", "CWE-121"]}