CVE-2022-41527 Memory corruption in n/a

High 8.8 Published Updated

An authenticated stack overflow in TOTOLINK NR1800X routers allows attackers to execute arbitrary code via the pppoeUser parameter.

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-2022-41527?

CVE-2022-41527 is a high-severity memory corruption vulnerability in n/a, published on 6 Oct 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an authenticated stack overflow via the pppoeUser parameter in the setOpModeCfg function.

Weakness: CWE-787

Which versions are affected by CVE-2022-41527?

It affects 1 product.

Products include Totolink Nr1800x Firmware.

How do I fix CVE-2022-41527?

No fix has been published for CVE-2022-41527 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-2022-41527 being exploited?

There is no known exploitation of CVE-2022-41527 in the wild and no public exploit code.

Sources

Also known as GHSA-w33v-52fh-v2xf.

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