CVE-2023-38922 Memory corruption in n/a

High 8.8 Published 7 Aug 2023 Updated 11 Oct 2024

Buffer overflows in Netgear routers allow attackers to execute arbitrary code via crafted authentication parameters.

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-2023-38922?

CVE-2023-38922 is a high-severity memory corruption vulnerability in n/a, published on 7 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Netgear JWNR2000v2 v1.0.0.11, XWN5001 v0.4.1.1, and XAVN2001v2 v0.4.0.7 were discovered to contain multiple buffer overflows via the http_passwd and http_username parameters in the update_auth function.

Weakness: CWE-120

Which versions are affected by CVE-2023-38922?

It affects 3 products.

Products include Netgear Jwnr2000v2 Firmware, Netgear Xavn2001v2 Firmware, Netgear Xwn5001 Firmware.

How do I fix CVE-2023-38922?

No fix has been published for CVE-2023-38922 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-2023-38922 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38922 exists.

Sources

Also known as GHSA-652g-h368-fjj3.