CVE-2025-13189

moderate-risk
Published 2025-11-15

A vulnerability has been found in D-Link DIR-816L 2_06_b09_beta. This affects the function genacgi_main of the file gena.cgi. The manipulation of the argument SERVER_ID/HTTP_SID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Do I need to act?

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0.09% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Dlink

References (6)

Exploit https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(gena....
Permissions Required https://vuldb.com/?ctiid.332478
Third Party Advisory https://vuldb.com/?id.332478
Third Party Advisory https://vuldb.com/?submit.685540
Product https://www.dlink.com/
Exploit https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(gena....
35
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal