CVE-2022-33971 Auth bypass in Machine automation controller NJ series, Machine automation controller NX series, Automation software 'Sysmac Studio', and Programmable Terminal (PT) NA series
An adjacent attacker can bypass authentication via capture-replay to execute malicious code or cause denial of service on OMRON automation controllers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-33971?
CVE-2022-33971 is a high-severity authentication bypass vulnerability in OMRON Corporation Machine automation controller NJ series, Machine automation controller NX series, Automation software 'Sysmac Studio', and Programmable Terminal (PT) NA series, published on 4 Jul 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Authentication bypass by capture-replay vulnerability exists in Machine automation controller NX7 series all models V1.28 and earlier, Machine automation controller NX1 series all models V1.48 and earlier, and Machine automation controller NJ series all models V 1.48 and earlier, which may allow an adjacent attacker who can analyze the communication between the controller and the specific software used by OMRON internally to cause a denial-of-service (DoS) condition or execute a malicious program.
Which versions are affected by CVE-2022-33971?
It affects 52 products.
Products include Omron Nj-Pa3001 Firmware, Omron Nj-Pd3001 Firmware, Omron Nj101-1000 Firmware, Omron Nj101-1020 Firmware, Omron Nj101-9000 Firmware, Omron Nj101-9020 Firmware and 46 more.
How do I fix CVE-2022-33971?
No fix has been published for CVE-2022-33971 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-2022-33971 being exploited?
There is no known exploitation of CVE-2022-33971 in the wild and no public exploit code.
Other vulnerabilities in OMRON Corporation Machine automation controller NJ series, Machine automation controller NX series, Automation software 'Sysmac Studio', and Programmable Terminal (PT) NA series
Sources
Also known as GHSA-29r3-8mg2-rxqp.