Auth bypass in Rockwell Automation 1734-Aentr
CVE-2020-14504
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.013 (68.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Rockwell Automation 1734-Aentr — versions Series B 4.001 to 4.005, and 5.011 to 5.017, Series C 6.011 and 6.012
- Rockwellautomation 1734-Aentr Point I\/o Dual Port Network Adaptor Series B
- 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
- Rockwellautomation 1734-Aentr Point I\/o Dual Port Network Adaptor Series C Firmware — versions 6.011, 6.012
Weakness classification (CWE)
References
- www.cisa.gov/uscert/ics/advisories/icsa-21-063-01 (US Government Resource, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2020-14504?
- CVE-2020-14504 is a medium-severity vulnerability in Rockwell Automation 1734-Aentr, classified under Improper Access Control. CVSS score: 5.3/10. Published 2022-02-24.
- How severe is CVE-2020-14504?
- Medium severity. CVSS v3 base score is 5.3 out of 10.