High severity7.5NVD Advisory· Published Apr 18, 2018· Updated Jun 17, 2026
CVE-2018-7759
CVE-2018-7759
Description
A buffer overflow vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. The buffer overflow vulnerability is caused by the length of the source string specified (instead of the buffer size) as the number of bytes to be copied.
Affected products
4- Range: All Modicon M340, Premium, Quantum PLCs and BMXNOR0200
Patches
Vulnerability mechanics
References
1- www.schneider-electric.com/en/download/document/SEVD-2018-081-02/nvdVendor Advisory
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