{"id":"CVE-2026-108971","state":"PUBLISHED","title":"D-Link DCS-930L Emergency HTTP Recovery Server bootloader_region.bin mpfd_decode signature verification","description":"A flaw has been found in D-Link DCS-930L B1.08B4. This impacts the function mpfd_decode of the file bootloader_region.bin of the component Emergency HTTP Recovery Server. Executing a manipulation of the argument firmware can lead to improper verification of cryptographic signature. The attack may be performed from remote. The exploit has been published and may be used.","publishedAt":"2026-10-13T05:45:16.733Z","updatedAt":"2026-10-14T13:37:18.398Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["D-Link DCS-930L"],"affected":[{"vendor":"D-Link","product":"DCS-930L","versions":[{"version":"B1.08B4","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dcs-930l:*:*:*:*:*:*:*:*"],"modules":["Emergency HTTP Recovery Server"]}],"references":["https://vuldb.com/vuln/416789","https://vuldb.com/vuln/416789/cti","https://vuldb.com/cve/CVE-2026-108971","https://vuldb.com/submit/999605","https://github.com/sweethub521/somevul/blob/main/dlink-dcs930l-bootloader-emergency-room-flash.md","https://www.dlink.com/"],"weaknesses":["CWE-347","CWE-345"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/108xxx/CVE-2026-108971.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-108971","state":"PUBLISHED","datePublished":"2026-10-13T05:45:16.733Z","dateUpdated":"2026-10-14T13:37:18.398Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-10-11T19:47:42.722Z"},"containers":{"cna":{"title":"D-Link DCS-930L Emergency HTTP Recovery Server bootloader_region.bin mpfd_decode signature verification","descriptions":[{"lang":"en","value":"A flaw has been found in D-Link DCS-930L B1.08B4. This impacts the function mpfd_decode of the file bootloader_region.bin of the component Emergency HTTP Recovery Server. Executing a manipulation of the argument firmware can lead to improper verification of cryptographic signature. The attack may be performed from remote. The exploit has been published and may be used."}],"affected":[{"vendor":"D-Link","product":"DCS-930L","versions":[{"version":"B1.08B4","status":"affected"}],"cpes":["cpe:2.3:h:d-link:dcs-930l:*:*:*:*:*:*:*:*"],"modules":["Emergency HTTP Recovery Server"]}],"references":[{"url":"https://vuldb.com/vuln/416789","name":"VDB-416789 | D-Link DCS-930L Emergency HTTP Recovery Server bootloader_region.bin mpfd_decode signature verification","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/416789/cti","name":"VDB-416789 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-108971","name":"CVE-2026-108971 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/999605","name":"Submit #999605 | D-Link DCS-930L Network Camera B1.08B4 / firmware 1.08 Improper Verification of Cryptographic Signature","tags":["third-party-advisory"]},{"url":"https://github.com/sweethub521/somevul/blob/main/dlink-dcs930l-bootloader-emergency-room-flash.md","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:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.6,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.6,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","type":"CWE","lang":"en","description":"Improper Verification of Cryptographic Signature"}]},{"descriptions":[{"cweId":"CWE-345","type":"CWE","lang":"en","description":"Insufficient Verification of Data Authenticity"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-10-13T05:45:16.733Z"},"timeline":[{"time":"2026-10-11T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-11T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-11T21:52:48.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"sleep (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T13:36:15.503852Z","id":"CVE-2026-108971","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":"2026-10-14T13:37:18.398Z"}}]}}}