CVE-2023-46371 Memory corruption in n/a

Critical 9.8 Published Updated

A stack overflow in TP-Link routers allows attackers to execute arbitrary code or cause denial of service via the upgradeInfoJsonToBin function.

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-2023-46371?

CVE-2023-46371 is a critical memory corruption vulnerability in n/a, published on 24 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TP-Link device TL-WDR7660 2.0.30 and TL-WR886N 2.0.12 has a stack overflow vulnerability via the function upgradeInfoJsonToBin.

Weakness: CWE-787

Which versions are affected by CVE-2023-46371?

It affects 1 product.

Products include Tp-Link Tl-Wdr7660 Firmware.

How do I fix CVE-2023-46371?

No fix has been published for CVE-2023-46371 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-2023-46371 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-46371 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-w233-c9w9-5w92.

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