CVE-2020-14504 Auth bypass in 1734-AENTR
Remote unauthenticated attackers can bypass authentication to modify configuration settings on Rockwell Automation 1734-AENTR modules.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-14504?
CVE-2020-14504 is a medium-severity authentication bypass vulnerability in Rockwell Automation 1734-AENTR, published on 24 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The web interface of the 1734-AENTR communication module mishandles authentication for HTTP POST requests. A remote, unauthenticated attacker can send a crafted request that may allow for modification of the configuration settings.
Which versions are affected by CVE-2020-14504?
It affects 2 products.
Products include Rockwellautomation 1734-Aentr Point I\/O Dual Port Network Adaptor Series B Firmware, Rockwellautomation 1734-Aentr Point I\/O Dual Port Network Adaptor Series C Firmware.
How do I fix CVE-2020-14504?
No fix has been published for CVE-2020-14504 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-2020-14504 being exploited?
There is no known exploitation of CVE-2020-14504 in the wild and no public exploit code.
Other vulnerabilities in Rockwell Automation 1734-AENTR
Sources
Also known as GHSA-grjq-m66f-rp7p.