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CVE-2020-9534

26
FAUCET Score

CVE-2020-9534 is a stack-based buffer overflow vulnerability found in the fmwlan.c component of D-Link DIR-615Jx10 devices. This flaw allows an authenticated attacker to execute arbitrary code or cause a denial of service by sending a malformed f_radius_ip1 parameter to the formWlanSetup webpage. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential for severe consequences warrants attention.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:dlink:dir-615jx10_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.56%
Probability of exploitation in next 30 days
EPSS Percentile
72.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0156 is in the 70th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / ladinas/Vulns_of_Embedded_Systems/blob/master/Two%20stack%20overflows%20were%20found%20in%20DIR-615Jx10.0%20Devices.pdf
ExploitThird Party Advisory