CVE-2023-4518 Denial of service in Relion670
An attacker can cause a device reboot by sending malformed GOOSE messages if receiving blocks are configured, impacting availability of the IED.
- 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-2023-4518?
CVE-2023-4518 is a medium-severity denial of service vulnerability in Hitachi Energy Relion670, published on 1 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability exists in the input validation of the GOOSE messages where out of range values received and processed by the IED caused a reboot of the device. In order for an attacker to exploit the vulnerability, goose receiving blocks need to be configured.
Weakness: CWE-1284
Which versions are affected by CVE-2023-4518?
It affects 3 products.
Products include Hitachienergy Relion 650 Firmware, Hitachienergy Relion 670 Firmware, Hitachienergy Relion Sam600-Io Firmware.
How do I fix CVE-2023-4518?
No fix has been published for CVE-2023-4518 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-4518 being exploited?
There is no known exploitation of CVE-2023-4518 in the wild and no public exploit code.
Other vulnerabilities in Hitachi Energy Relion670
Sources
Also known as GHSA-g5c9-vc82-389p.