CVE-2024-50956 Memory corruption in n/a
Attackers can execute arbitrary code or cause denial of service in Inovance PLCs via crafted Modbus messages exploiting a buffer overflow.
- 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-2024-50956?
CVE-2024-50956 is a medium-severity memory corruption vulnerability in n/a, published on 13 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A buffer overflow in the RecvSocketData function of Inovance HCPLC_AM401-CPU1608TPTN 21.38.0.0, HCPLC_AM402-CPU1608TPTN 41.38.0.0, and HCPLC_AM403-CPU1608TN 81.38.0.0 allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted Modbus message.
Weakness: CWE-120
Which versions are affected by CVE-2024-50956?
How do I fix CVE-2024-50956?
No fix has been published for CVE-2024-50956 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-2024-50956 being exploited?
There is no known exploitation of CVE-2024-50956 in the wild and no public exploit code.
Sources
Also known as GHSA-c26p-5f2j-p2gv.