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High severity7.5NVD Advisory· Published Jul 15, 2019· Updated Jun 17, 2026

CVE-2018-7838

CVE-2018-7838

Description

A CWE-119 Buffer Errors vulnerability exists in Modicon M580 CPU - BMEP582040, all versions before V2.90, and Modicon Ethernet Module BMENOC0301, all versions before V2.16, which could cause denial of service on the FTP service of the controller or the Ethernet BMENOC module when it receives a FTP CWD command with a data length greater than 1020 bytes. A power cycle is then needed to reactivate the FTP service.

Affected products

16
  • Schneider Electric/Bmeh582040 Firmware
    cpe:2.3:o:schneider-electric:bmeh582040_firmware:*:*:*:*:*:*:*:*
    Range: <2.90
  • Schneider Electric/Bmeh586040 Firmware
    cpe:2.3:o:schneider-electric:bmeh586040_firmware:*:*:*:*:*:*:*:*
    Range: <2.90
  • Schneider Electric/Bmenoc0301 Firmware
    cpe:2.3:o:schneider-electric:bmenoc0301_firmware:*:*:*:*:*:*:*:*
    Range: <2.16
  • Schneider Electric/Modicon M580 Bmep582040h Firmware2 versions
    cpe:2.3:o:schneider-electric:modicon_m580_bmep581020_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep581020_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep582040_firmware:*:*:*:*:*:*:*:*range: <2.90
  • Schneider Electric/Modicon M580 Firmware6 versions
    cpe:2.3:o:schneider-electric:modicon_m580_bmep582020_firmware:*:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep582020_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep583020_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep583040_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep584020_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep584040_firmware:*:*:*:*:*:*:*:*range: <2.90
    • cpe:2.3:o:schneider-electric:modicon_m580_bmep586040_firmware:*:*:*:*:*:*:*:*range: <2.90
  • Schneider Electric/Modicon M580 Bmep586040c
    cpe:2.3:o:schneider-electric:modicon_m580_bmep582040s_firmware:*:*:*:*:*:*:*:*
    Range: <2.90
  • Schneider Electric/Modicon M580 Bmep585040c Firmware
    cpe:2.3:o:schneider-electric:modicon_m580_bmep585040_firmware:*:*:*:*:*:*:*:*
    Range: <2.90
  • Schneider Electric/Modicon Ethernet Module BMENOC0301llm-fuzzy
    Range: <V2.16
  • Schneider Electric/Modicon M580 Bmep582040sllm-fuzzy
    Range: <V2.90
  • Modicon/Modicon M580 CPU - BMEP582040 all versions before V2.90 and Modicon Ethernet Module BMENOC0301 all versions before V2.16v5
    Range: Modicon M580 CPU - BMEP582040 all versions before V2.90 and Modicon Ethernet Module BMENOC0301 all versions before V2.16

Patches

Vulnerability mechanics

References

1

News mentions

0

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