CVE-2025-57069 Memory corruption in n/a

High 7.5 Published Updated

Attackers can cause a Denial of Service on Tenda G3 routers by sending a crafted request that triggers a stack overflow.

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-2025-57069?

CVE-2025-57069 is a high-severity memory corruption vulnerability in n/a, published on 9 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the pPppUser parameter in the getsinglepppuser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Weakness: CWE-121

Which versions are affected by CVE-2025-57069?

It affects 1 product.

Products include Tenda G3 Firmware.

How do I fix CVE-2025-57069?

No fix has been published for CVE-2025-57069 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-2025-57069 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-57069 exists.

Sources

Also known as GHSA-qp9g-j49f-5prp.

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