High severity7.5NVD Advisory· Published Sep 17, 2019· Updated Jun 17, 2026
CVE-2019-6811
CVE-2019-6811
Description
An Improper Check for Unusual or Exceptional Conditions (CWE-754) vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a power cycle to recover.
Affected products
5- cpe:2.3:o:schneider-electric:modicon_quantum_140noe77101_firmware:*:*:*:*:*:*:*:*Range: <=6.9
- cpe:2.3:o:schneider-electric:modicon_quantum_140noe77111_firmware:*:*:*:*:*:*:*:*Range: <=6.9
- Range: <=6.9
<=6.9+ 1 more
- (no CPE)range: <=6.9
- (no CPE)range: version 6.9 and earlier
Patches
Vulnerability mechanics
References
1- www.schneider-electric.com/en/download/document/SEVD-2019-253-02/nvdVendor Advisory
News mentions
0No linked articles in our index yet.