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CVE-2018-7843 Details
Description
A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service when reading memory blocks with an invalid data size or with an invalid data offset in the controller over Modbus.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/ | CVE | Vendor Advisory |
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0738 | CVE | ExploitThird Party Advisory |
| https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/ | [email protected] | Vendor Advisory |
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0738 | [email protected] | ExploitThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| schneider-electric modicon m580 firmware | All versions |
CPE
Remediation
| |
| schneider-electric modicon m580 | All versions |
CPE
Remediation
| |
| schneider-electric modicon m340 firmware | All versions |
CPE
Remediation
| |
| schneider-electric modicon m340 | All versions |
CPE
Remediation
| |
| schneider-electric modicon quantum firmware | All versions |
CPE
Remediation
| |
| schneider-electric modicon quantum | All versions |
CPE
Remediation
| |
| schneider-electric modicon premium firmware | All versions |
CPE
Remediation
| |
| schneider-electric modicon premium | All versions |
CPE
Remediation
| |
Change History
10 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Feb 3, 2022 | Modified Analysis | [email protected] |
| Jan 31, 2022 | CPE Deprecation Remap | [email protected] |
| Jan 31, 2022 | CPE Deprecation Remap | [email protected] |
| Aug 19, 2021 | CPE Deprecation Remap | [email protected] |
| Aug 24, 2020 | CWE Remap | [email protected] |
| Jun 10, 2019 | CVE Modified | [email protected] |
| May 23, 2019 | Initial Analysis | [email protected] |