{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9436", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-05-24T07:07:32.636Z", "datePublished": "2026-05-25T07:00:25.325Z", "dateUpdated": "2026-05-25T07:00:25.325Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-05-25T07:00:25.325Z"}, "title": "Totolink A8000RU Web Management cstecgi.cgi setL2tpServerCfg os command injection", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-78", "lang": "en", "description": "OS Command Injection"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-77", "lang": "en", "description": "Command Injection"}]}], "affected": [{"vendor": "Totolink", "product": "A8000RU", "versions": [{"version": "7.1cu.643_b20200521", "status": "affected"}], "cpes": ["cpe:2.3:o:totolink:a8000ru_firmware:*:*:*:*:*:*:*:*"], "modules": ["Web Management Interface"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setL2tpServerCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument enable can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used."}], "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"}}], "timeline": [{"time": "2026-05-24T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-05-24T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-05-24T09:12:48.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "LtzHuster2 (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/365417", "name": "VDB-365417 | Totolink A8000RU Web Management cstecgi.cgi setL2tpServerCfg os command injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/365417/cti", "name": "VDB-365417 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/813909", "name": "Submit #813909 | Totolink A8000RU 7.1cu.643_b20200521 Command Injection", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/813461", "name": "Submit #813461 | Totolink A8000RU 7.1cu.643_b20200521 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_357/README.md", "tags": ["exploit"]}, {"url": "https://www.totolink.net/", "tags": ["product"]}]}}}

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