fmwlan.c on D-Link DIR-615Jx10 devices has a stack-based buffer overflow via the formWlanSetup_Wizard webpage parameter when f_radius_ip1 i…

published 2020-03-01 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-30341

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits: 0; none known

fmwlan.c on D-Link DIR-615Jx10 devices has a stack-based buffer overflow via the formWlanSetup_Wizard webpage parameter when f_radius_ip1 is malformed.

Exploit prediction

1.62% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/ladinas/Vulns_of_Embedded_Systems/blob/master/Two%20stack%20overflows%20were%20found%20in%20DIR-615Jx10.0%20Devices.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness

CWE-787 Out-of-bounds Write

References

github.com /ladinas/Vulns_of_Embedded_Systems/blob/master/Two%20stack%20overflows%20were%20found%20in%20DIR-615Jx10.0%20D
exploit, third-party-advisory

Sources

CVE List CVE-2020-9535
NVD CVE-2020-9535

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary