CVE-2021-44630 Memory corruption in n/a

Critical 9.8 Published Updated

A buffer overflow in TP-LINK WR-886N routers allows attackers to execute arbitrary code via a crafted POST request to the password modification feature.

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-2021-44630?

CVE-2021-44630 is a critical memory corruption vulnerability in n/a, published on 9 Mar 2022. 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 TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/modify_account_pwd feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.

Weakness: CWE-120

Which versions are affected by CVE-2021-44630?

It affects 1 product.

Products include Tp-Link Tl-Wr886n Firmware.

How do I fix CVE-2021-44630?

No fix has been published for CVE-2021-44630 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-2021-44630 being exploited?

There is no known exploitation of CVE-2021-44630 in the wild and no public exploit code.

Sources

Also known as GHSA-vm76-2563-255r.

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