CVE-2025-60699 Memory corruption in n/a

Medium 6.5 Published Updated

Unauthenticated remote attackers can achieve arbitrary code execution on TOTOLINK A950RG routers via a stack buffer overflow in the web interface.

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

What is CVE-2025-60699?

CVE-2025-60699 is a medium-severity memory corruption vulnerability in n/a, published on 13 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592_B20191022_ALL within the `global.so` binary. The `getSaveConfig` function retrieves the `http_host` parameter from user input via `websGetVar` and copies it into a fixed-size stack buffer (`v13`) using `strcpy()` without performing any length checks. An unauthenticated remote attacker can exploit this vulnerability by sending a specially crafted HTTP request to the router's web interface, potentially leading to arbitrary code execution.

Weakness: CWE-121

Which versions are affected by CVE-2025-60699?

It affects 1 product.

Products include Totolink A950rg Firmware.

How do I fix CVE-2025-60699?

No fix has been published for CVE-2025-60699 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-2025-60699 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-60699 exists.

Sources

Also known as GHSA-g776-ww5q-qfqq.

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