CVE-2020-5608: yokogawa electric corporation cams for his Improper Authentication
Vulnerability summary
CVE-2020-5608 is a critical (CVSS 9.8) Improper Authentication vulnerability in yokogawa electric corporation cams for his. EPSS estimates a 1.59% chance of exploitation in the next 30 days, higher than 75.3% of scored vulnerabilities.
Timeline
- 05-08-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
CAMS for HIS CENTUM CS 3000 (includes CENTUM CS 3000 Small) R3.08.10 to R3.09.50, CENTUM VP (includes CENTUM VP Small, Basic) R4.01.00 to R6.07.00, B/M9000CS R5.04.01 to R5.05.01, and B/M9000 VP R6.01.01 to R8.03.01 allows a remote unauthenticated attacker to bypass authentication and send altered communication packets via unspecified vectors.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.59%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
0.00 pp
From 1.59% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Yokogawa4 products
- b\/m9000cs_firmware≥ r5.04.01, ≤ r5.05.01
- b\/m9000vp_firmware≥ r6.01.01, ≤ r8.03.01
- centum_cs_3000_firmware≥ r3.08.10, ≤ r3.09.50
- centum_vp_firmware≥ r4.01.00, ≤ r4.03.00 | ≥ r5.01.00, ≤ r5.04.20 | ≥ r6.01.00, ≤ r6.07.00
Yokogawa electric corporation1 product
- cams for hisCENTUM CS 3000 (includes CENTUM CS 3000 Small) R3.08.10 to R3.09.50, CENTUM VP (includes CENTUM VP Small, Basic) R4.01.00 to R6.07.00, B/M9000CS R5.04.01 to R5.05.01, and B/M9000 VP R6.01.01 to R8.03.01
2 vendors · 5 products