by Kastro
Paper/Archive/CVE-2026-100740

CVE-2026-100740

D-Link DIR-895L — D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write

EPSS 0.6%public exploitCVSS 9.9
critical.is priorityof 100
50
CVSS 9.9 (CNA)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 50.7.507 × 2010.1Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
DIR-895LA1_102b07–CNA

Scores by source

VulDB (CNA)9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.9CVSS:3.0/AV:N/AC:L/PR:L/UI:N/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:L/UI:N/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/410614refvuldb.com/vuln/410614/ctiwriteupvuldb.com/cve/CVE-2026-100740writeupvuldb.com/submit/906303exploittzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fffrefdlink.com