CVE-2023-44445 NETGEAR CAX30 SSO Stack-based Buffer Overflow Remote Code Execution Vulnerability
Network-adjacent attackers can execute arbitrary code as root on NETGEAR CAX30 routers via a stack-based buffer overflow in the SSO binary.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-44445?
CVE-2023-44445 is a high-severity memory corruption vulnerability in NETGEAR CAX30, published on 3 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NETGEAR CAX30 SSO Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR CAX30 routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the sso binary. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-19058.
Which versions are affected by CVE-2023-44445?
It affects 1 product.
Products include Netgear Cax30 Firmware.
How do I fix CVE-2023-44445?
No fix has been published for CVE-2023-44445 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-2023-44445 being exploited?
There is no known exploitation of CVE-2023-44445 in the wild and no public exploit code.
Other vulnerabilities in NETGEAR CAX30
Sources
Also known as GHSA-37cp-7rhh-2vcp.