{"id":"CVE-2026-100740","aliases":["EUVD-2026-87816","GHSA-87gr-9jjp-5f3j"],"status":"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.","severity":{"version":"4.0","score":9.4,"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.0064,"percentile":0.50926,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119","CWE-787"],"published":"2026-09-27T00:45:14Z","modified":"2026-09-28T15:17:11Z","exploits":[{"source":"pocgithub","id":"murrez/CVE-2026-100740","title":"murrez/CVE-2026-100740","date":"2026-09-27","url":"https://github.com/murrez/CVE-2026-100740"}],"products":[{"vendor":"d-link","product":"dir-895l"}],"references":[{"url":"https://vuldb.com/vuln/410614","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/410614/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-100740","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/906303","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"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100740"},{"url":"https://www.dlink.com"},{"url":"https://github.com/advisories/GHSA-87gr-9jjp-5f3j"}],"sources":{"cve":[{"id":"CVE-2026-100740","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.","status":"published","published":"2026-09-27T00:45:14.034Z","modified":"2026-09-28T14:39:06.971Z","cvss":[{"version":"4.0","score":9.4,"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","level":"critical","assessor":"cna"},{"version":"3.1","score":9.9,"vector":"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","level":"critical","assessor":"cna"},{"version":"3.0","score":9.9,"vector":"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","level":"critical","assessor":"cna"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-787","CWE-119"],"updated_at":"2026-11-02T14:20:06.925367Z"}],"euvd":[{"id":"EUVD-2026-87816","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.","status":"published","published":"2026-09-27T00:45:14Z","modified":"2026-09-28T14:39:06Z","cvss":[{"version":"4.0","score":9.4,"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","level":"critical"}],"updated_at":"2026-11-02T17:27:53.425914Z"}],"ghsa":[{"id":"GHSA-87gr-9jjp-5f3j","title":"A vulnerability was detected in D-Link DIR-895L A1_102b07. Impacted is the function...","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.","status":"published","published":"2026-09-27T03:31:02Z","modified":"2026-09-27T03:31:12Z","cvss":[{"version":"4.0","score":8.6,"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:12:30.689958Z"}],"nvd":[{"id":"CVE-2026-100740","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.","status":"published","published":"2026-09-27T01:17:17.81Z","modified":"2026-09-28T15:17:11.597Z","cvss":[{"version":"4.0","score":8.6,"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"secondary"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T14:12:52.081323Z"}]}}