CVE-2020-16232: yokogawa widefield3 Classic Buffer Overflow
CVSS: 9.8v3.1CriticalModified
Published 18-03-2022Last modified 16-04-2025
Vulnerability summary
CVE-2020-16232 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in yokogawa widefield3. EPSS estimates a 0.74% chance of exploitation in the next 30 days, higher than 53.9% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.74%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 18-03-2022PublishedVulnerability first disclosed.
- 16-04-2025Last modifiedVulnerability information updated.
Description
In Yokogawa WideField3 R1.01 - R4.03, a buffer overflow could be caused when a user loads a maliciously crafted project file.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 2.8–9.8
- CVE.orgCNA2.8LowCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:LDiffers
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.74%
Chance of exploitation in the next 30 days
Percentile
54%
Versus all other CVEs
30-day change
0.00 pp
From 0.74% on 21-09-2026
21-09-202621-10-2026
EPSS score0.74%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Yokogawa1 product
- widefield3≥ R1.01, ≤ R4.03 | ≥ 1.01, ≤ 4.03
1 vendor · 1 product
References
2 links
www.cisa.gov/uscert/ics/advisories/icsa-20-273-02X Refsource CONFIRMMitigationThird Party AdvisoryUS Government Resource- www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/X Refsource CONFIRMVendor Advisory