{"id":"CVE-2026-100740","state":"PUBLISHED","title":"D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write","description":"A vulnerability was detected in D-Link DIR-895L A1_102b07. Impacted is the function tunnel_set_params of the file tunnel.c of the component L2TP Control Channel Parser. Performing a manipulation results in out-of-bounds write. The attack may be initiated remotely. The exploit is now public and may be used.","publishedAt":"2026-09-27T00:45:14.034Z","updatedAt":"2026-09-28T14:39:06.971Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["D-Link DIR-895L"],"affected":[{"vendor":"D-Link","product":"DIR-895L","versions":[{"version":"A1_102b07","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dir-895l:*:*:*:*:*:*:*:*"],"modules":["L2TP Control Channel Parser"]}],"references":["https://vuldb.com/vuln/410614","https://vuldb.com/vuln/410614/cti","https://vuldb.com/cve/CVE-2026-100740","https://vuldb.com/submit/906303","https://tzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fff","https://www.dlink.com/"],"weaknesses":["CWE-787","CWE-119"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/100xxx/CVE-2026-100740.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100740","state":"PUBLISHED","datePublished":"2026-09-27T00:45:14.034Z","dateUpdated":"2026-09-28T14:39:06.971Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-26T09:19:26.589Z"},"containers":{"cna":{"title":"D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write","descriptions":[{"lang":"en","value":"A vulnerability was detected in D-Link DIR-895L A1_102b07. Impacted is the function tunnel_set_params of the file tunnel.c of the component L2TP Control Channel Parser. Performing a manipulation results in out-of-bounds write. The attack may be initiated remotely. The exploit is now public and may be used."}],"affected":[{"vendor":"D-Link","product":"DIR-895L","versions":[{"version":"A1_102b07","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dir-895l:*:*:*:*:*:*:*:*"],"modules":["L2TP Control Channel Parser"]}],"references":[{"url":"https://vuldb.com/vuln/410614","name":"VDB-410614 | D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/410614/cti","name":"VDB-410614 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-100740","name":"CVE-2026-100740 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/906303","name":"Submit #906303 | D-Link DIR895LA1_102b07 A1_102b07 Out-of-bounds Write","tags":["third-party-advisory"]},{"url":"https://tzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fff","tags":["exploit"]},{"url":"https://www.dlink.com/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":9.4,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.9,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.9,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","type":"CWE","lang":"en","description":"Out-of-bounds Write"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-09-27T00:45:14.034Z"},"timeline":[{"time":"2026-09-26T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-26T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-26T11:24:39.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"tian (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202609"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-28T14:38:49.773527Z","id":"CVE-2026-100740","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-28T14:39:06.971Z"}}]}}}