by Kastro
Paper/Archive/CVE-2026-108971

CVE-2026-108971

D-Link DCS-930L — D-Link DCS-930L Emergency HTTP Recovery Server bootloader_region.bin mpfd_decode signature verification

EPSS 0.2%public exploitCVSS 9.6
critical.is priorityof 100
41
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 13.2.132 × 202.6Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
DCS-930LB1.08B4–CNA

Scores by source

VulDB (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.6CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.4CVSS: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
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

writeupvuldb.com/vuln/416789refvuldb.com/vuln/416789/ctiwriteupvuldb.com/cve/CVE-2026-108971writeupvuldb.com/submit/999605exploitgithub.com/sweethub521/somevul/blob/main/dlink-dcs930l-bootloader-emergency-room-flash.mdrefdlink.com