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Vulnerability record · CVE-2018-7530 · published 17 April 2018

CVE-2018-7530: Omron cx-flnet type confusion vulnerability

OOmron · Cx Flnet

Parsing malformed project files in Omron CX-One versions 4.42 and prior, including the following applications: CX-FLnet versions 1.00 and prior, CX-Protocol versions 1.992 and prior, CX-Programmer versions 9.65 and prior, CX-Server versions 5.0.22 and prior, Network Configurator versions 3.63 and prior, and Switch Box Utility versions 1.68 and prior, may allow the pointer to call an incorrect object resulting in an access of resource using incompatible type condition.

7.8 CVSS 3.0 High EPSS 0.33% · top 76.7% CWE-843 · Type confusionCWE-118 · CWE-118
7.8CVSS 3.0 base score, v2 4.6
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Parsing malformed project files in Omron CX-One versions 4.42 and prior, including the following applications: CX-FLnet versions 1.00 and prior, CX-Protocol versions 1.992 and prior, CX-Programmer versions 9.65 and prior, CX-Server versions 5.0.22 and prior, Network Configurator versions 3.63 and prior, and Switch Box Utility versions 1.68 and prior, may allow the pointer to call an incorrect object resulting in an access of resource using incompatible type condition.

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://ics-cert.us-cert.gov/advisories/ICSA-18-100-02 Third Party AdvisoryUS Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-18-100-02 Third Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2015-0987Omron cx-programmer information exposure vulnerabilityOmron CX-One CX-Programmer before 9.6, CJ2M PLC devices before 2.1, and CJ2H PLC devices before 1.5 rely on cleartext password transmission, which al…EPSS 1.2%9.8CVE-2022-3397Omron cx-programmer out-of-bounds write vulnerabilityOMRON CX-Programmer 9.78 and prior is vulnerable to an Out-of-Bounds Write, which may allow an attacker to execute arbitrary code.EPSS 0.62%9.8CVE-2022-3398Omron cx-programmer out-of-bounds write vulnerabilityOMRON CX-Programmer 9.78 and prior is vulnerable to an Out-of-Bounds Write, which may allow an attacker to execute arbitrary code.EPSS 0.62%9.8CVE-2022-3396Omron cx-programmer out-of-bounds write vulnerabilityOMRON CX-Programmer 9.78 and prior is vulnerable to an Out-of-Bounds Write, which may allow an attacker to execute arbitrary code.EPSS 0.62%8.8CVE-2020-27259Omron cx-one vulnerabilityThe Omron CX-One Version 4.60 and prior may allow an attacker to supply a pointer to arbitrary memory locations, which may allow an attacker to remot…EPSS 2.7%8.8CVE-2020-27261Omron cx-one stack-based buffer overflow vulnerabilityThe Omron CX-One Version 4.60 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary cod…EPSS 7.6%7.8CVE-2023-22277Omron cx-programmer use after free vulnerabilityUse after free vulnerability exists in CX-Programmer Ver.9.79 and earlier. By having a user open a specially crafted CXP file, information disclosure…EPSS 0.24%7.8CVE-2023-22314Omron cx-programmer use after free vulnerabilityUse after free vulnerability exists in CX-Programmer Ver.9.79 and earlier. By having a user open a specially crafted CXP file, information disclosure…EPSS 0.24%

Source: NIST National Vulnerability Database (record CVE-2018-7530), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.