CVE-2018-7523 json
In Omron CX-Supervisor Versions 3.30 and prior, parsing malformed project files may cause a double free vulnerability.
published 2018-03-21 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19252
- cvss
- 5.3
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
In Omron CX-Supervisor Versions 3.30 and prior, parsing malformed project files may cause a double free vulnerability.
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-18-072-01 updated cvss 5.3
Omron CX-Supervisor (Update A)
-
Omron CX-Supervisor <= 3.40affected: vendor fix myomron.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.3 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- ICS-CERT Omron CX-Supervisor
Classification
- Weakness
-
- CWE-415 Double Free
References
-
securityfocus.com
/bid/103394
vdb-entry, third-party-advisory
-
ics-cert.us-cert.gov
/advisories/ICSA-18-072-01
mitigation, third-party-advisory, us-government-resource
Sources
- CVE List CVE-2018-7523
- NVD CVE-2018-7523
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.