{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-1156", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-01-18T20:19:56.244Z", "datePublished": "2026-01-19T13:32:11.182Z", "dateUpdated": "2026-02-23T08:46:20.106Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-02-23T08:46:20.106Z" }, "title": "Totolink LR350 cstecgi.cgi setWiFiBasicCfg buffer overflow", "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-120", "lang": "en", "description": "Buffer Overflow" } ] }, { "descriptions": [ { "type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption" } ] } ], "affected": [ { "vendor": "Totolink", "product": "LR350", "versions": [ { "version": "9.3.5u.6369_B20220309", "status": "affected" } ], "cpes": [ "cpe:2.3:o:totolink:lr350_firmware:*:*:*:*:*:*:*:*" ] } ], "descriptions": [ { "lang": "en", "value": "A vulnerability was determined in Totolink LR350 9.3.5u.6369_B20220309. Affected by this issue is the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument ssid causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized." } ], "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": "2026-01-18T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed" }, { "time": "2026-01-18T01:00:00.000Z", "lang": "en", "value": "VulDB entry created" }, { "time": "2026-01-20T10:45:54.000Z", "lang": "en", "value": "VulDB entry last update" } ], "credits": [ { "lang": "en", "value": "wxhwxhwxh_tutu (VulDB User)", "type": "reporter" } ], "references": [ { "url": "https://vuldb.com/?id.341750", "name": "VDB-341750 | Totolink LR350 cstecgi.cgi setWiFiBasicCfg buffer overflow", "tags": [ "vdb-entry", "technical-description" ] }, { "url": "https://vuldb.com/?ctiid.341750", "name": "VDB-341750 | CTI Indicators (IOB, IOC, IOA)", "tags": [ "signature", "permissions-required" ] }, { "url": "https://vuldb.com/?submit.735722", "name": "Submit #735722 | TOTOLINK LR350 LR350 V9.3.5u.6369_B20220309 Buffer Overflow", "tags": [ "third-party-advisory" ] }, { "url": "https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setWiFiBasicCfg-2e453a41781f80a2ad43e85bf5d46659?source=copy_link", "tags": [ "exploit" ] }, { "url": "https://www.totolink.net/", "tags": [ "product" ] } ] }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-01-20T21:31:43.793467Z", "id": "CVE-2026-1156", "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": "2026-01-20T21:31:50.922Z" } } ] } }