CVE-2025-60679 Memory corruption in n/a

High 8.8 Published Updated

A stack buffer overflow in the D-Link DIR-816A2 router firmware allows arbitrary code execution if an attacker controls the /proc/version content.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-60679?

CVE-2025-60679 is a high-severity memory corruption vulnerability in Dlink Dir-816 Firmware, published on 13 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A stack buffer overflow vulnerability exists in the D-Link DIR-816A2 router firmware DIR-816A2_FWv1.10CNB05_R1B011D88210.img in the upload.cgi module, which handles firmware version information. The vulnerability occurs because /proc/version is read into a 512-byte buffer and then concatenated using sprintf() into another 512-byte buffer containing a 29-byte constant. Input exceeding 481 bytes triggers a stack buffer overflow, allowing an attacker who can control /proc/version content to potentially execute arbitrary code on the device.

Weakness: CWE-121

Which versions are affected by CVE-2025-60679?

It affects 1 product.

Products include Dlink Dir-816 Firmware.

How do I fix CVE-2025-60679?

No fix has been published for CVE-2025-60679 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-60679 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-60679 exists.

All Dlink Dir-816 Firmware vulnerabilities

Sources

Also known as GHSA-xhj4-39f6-qqcq.

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