CVE-2022-29518 Auth bypass in Screen Creator Advance2, HMI GC-A2 series, and Real time remote monitoring and control tool
Local attackers can bypass authentication in Koyo Electronics HMI tools to read, modify, or delete data and illegally operate connected equipment.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-29518?
CVE-2022-29518 is a high-severity authentication bypass vulnerability in KOYO ELECTRONICS INDUSTRIES CO., LTD. Screen Creator Advance2, HMI GC-A2 series, and Real time remote monitoring and control tool, published on 18 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Screen Creator Advance2, HMI GC-A2 series, and Real time remote monitoring and control tool Screen Creator Advance2 versions prior to Ver.0.1.1.3 Build01, HMI GC-A2 series(GC-A22W-CW, GC-A24W-C(W), GC-A26W-C(W), GC-A24, GC-A24-M, GC-A25, GC-A26, and GC-A26-J2), and Real time remote monitoring and control tool(Remote GC) allows a local attacker to bypass authentication due to the improper check for the Remote control setting's account names. This may allow attacker who can access the HMI from Real time remote monitoring and control tool may perform arbitrary operations on the HMI. As a result, the information stored in the HMI may be disclosed, deleted or altered, and/or the equipment may be illegally operated via the HMI.
Which versions are affected by CVE-2022-29518?
It affects 10 products.
Products include Koyoele Gc-A22w-Cw Firmware, Koyoele Gc-A24-M Firmware, Koyoele Gc-A24 Firmware, Koyoele Gc-A24w-C\(w\) Firmware, Koyoele Gc-A25 Firmware, Koyoele Gc-A26-J2 Firmware and 4 more.
How do I fix CVE-2022-29518?
No fix has been published for CVE-2022-29518 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2022-29518 being exploited?
There is no known exploitation of CVE-2022-29518 in the wild and no public exploit code.
Sources
Also known as GHSA-8865-jmrq-w257.