CVE-2023-49713 : Security Advisory and Response
Learn about CVE-2023-49713, a Denial-of-Service vulnerability impacting JTEKT Electronics Corporation's HMI GC-A2 series. Find out how attackers exploit this flaw and steps to prevent it.
This article provides detailed information about CVE-2023-49713, a denial-of-service vulnerability affecting JTEKT ELECTRONICS CORPORATION's HMI GC-A2 series.
Understanding CVE-2023-49713
CVE-2023-49713 is a Denial-of-service (DoS) vulnerability found in the NetBIOS service of HMI GC-A2 series, which can lead to a DoS condition when a remote attacker sends specially crafted packets to specific ports.
What is CVE-2023-49713?
The CVE-2023-49713 vulnerability allows remote unauthenticated attackers to exploit the NetBIOS service of HMI GC-A2 series, resulting in a denial-of-service situation by sending malicious packets.
The Impact of CVE-2023-49713
The impact of this vulnerability is the potential disruption of services provided by the affected HMI GC-A2 series devices, leading to downtime and unavailability.
Technical Details of CVE-2023-49713
This section delves into the specifics of the vulnerability, the affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability arises due to a flaw in the NetBIOS service, which fails to handle specially crafted packets, allowing attackers to trigger a DoS condition.
Affected Systems and Versions
The following JTEKT ELECTRONICS CORPORATION products are affected: GC-A22W-CW, GC-A24W-C(W), GC-A26W-C(W), GC-A24, GC-A24-M, GC-A25, GC-A26, GC-A26-J2, GC-A27-C, GC-A28-C - all versions.
Exploitation Mechanism
Remote unauthenticated attackers exploit the vulnerability by sending malicious packets to specific ports, causing the NetBIOS service to crash and resulting in a denial-of-service condition.
Mitigation and Prevention
To mitigate the risks associated with CVE-2023-49713, immediate and long-term security measures need to be implemented, including applying patches and updates.
Immediate Steps to Take
Affected organizations should implement network-level protections, monitor network traffic for suspicious activities, and apply vendor-provided patches and workarounds.
Long-Term Security Practices
Establishing strong network segmentation, regularly updating security mechanisms, and conducting security awareness training for employees can enhance long-term security resilience.
Patching and Updates
JTEKT ELECTRONICS CORPORATION may release patches and updates to address CVE-2023-49713. Organizations should promptly apply these patches to safeguard their systems.