Moxa · Edr-G903 Series · CVE-2020-28144
**Name of the Vulnerable Software and Affected Versions**
Moxa Inc EDR-G903 Series versions 5.5 or lower
Moxa Inc EDR-G902 Series versions 5.5 or lower
Moxa Inc EDR-810 Series versions 5.6 or lower
**Description**
The issue is related to an improper restriction of operations, which may allow remote arbitrary code execution when crafted requests are sent to the device. This can be exploited by a remote attacker using specially formed requests, potentially leading to denial of service. The vulnerability is also described as a buffer overflow in memory, which can be triggered by a crafted request.
**Recommendations**
For EDR-G903 Series versions 5.5 or lower, update to a version higher than 5.5 to resolve the issue.
For EDR-G902 Series versions 5.5 or lower, update to a version higher than 5.5 to resolve the issue.
For EDR-810 Series versions 5.6 or lower, update to a version higher than 5.6 to resolve the issue.
As a temporary workaround, consider restricting access to the device to minimize the risk of exploitation.