CVE-2020-16232Yokogawa WideField3 Buffer Copy Without Checking Size of Input
- 2.8LowCVSS base score
- 0.74%Exploitation in 30 daysEPSS · top 45% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In Yokogawa WideField3 R1.01 - R4.03, a buffer overflow could be caused when a user loads a maliciously crafted project file.
Timeline
ID reserved
By icscert
- 20 months later
· 20 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| icscertCNA (assigner) | 3.1 | Low2.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.74% · top 45% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.8.
Affected products
- affected R1.01 – ≤ R4.03
What to do
Solution: Yokogawa has prepared revision R4.04 to address this vulnerability and recommends that users switch to this revision. For more information about this vulnerability and the associated mitigations, please see Yokogawa’s security advisory report YSAR-20-0002
References
References2
- https://www.cisa.gov/uscert/ics/advisories/icsa-20-273-02 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/ (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-8198 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-16232)Record last updated .