CVE-2020-6980: rockwellautomation micrologix_1400_b_firmware
Vulnerability summary
CVE-2020-6980 is a low (CVSS 3.3) vulnerability in rockwellautomation micrologix_1400_b_firmware. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 34.4% of scored vulnerabilities.
Timeline
- 16-03-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior, If Simple Mail Transfer Protocol (SMTP) account data is saved in RSLogix 500, a local attacker with access to a victim’s project may be able to gather SMTP server authentication data as it is written to the project file in cleartext.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
0.00 pp
From 0.41% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Rockwellautomation2 products
- micrologix_1400_b_firmware≤ 21.001
- rslogix_500≤ 12.001
1 vendor · 2 products
References
1 links- www.us-cert.gov/ics/advisories/icsa-20-070-06X Refsource MISCThird Party AdvisoryUS Government Resource