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.
EPSS: 0.013 (66.7th percentile) — read the EPSS interpretation.
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.
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
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC, 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.