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5
CVSSv2

CVE-2020-5527

Published: 30/03/2020 Updated: 07/04/2020
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

When MELSOFT transmission port (UDP/IP) of Mitsubishi Electric MELSEC iQ-R series (all versions), MELSEC iQ-F series (all versions), MELSEC Q series (all versions), MELSEC L series (all versions), and MELSEC F series (all versions) receives massive amount of data via unspecified vectors, resource consumption occurs and the port does not process the data properly. As a result, it may fall into a denial-of-service (DoS) condition. The vendor states this vulnerability only affects Ethernet communication functions.

Vulnerability Trend

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mitsubishielectric l02cpu_firmware -

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mitsubishielectric l06cpu_firmware -

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mitsubishielectric l26cpu-bt_firmware -

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mitsubishielectric q173nccpu_firmware -

mitsubishielectric q24dhccpu-ls_firmware -

mitsubishielectric q24dhccpu-v_firmware -

mitsubishielectric q24dhccpu-vg2_firmware -

mitsubishielectric q25phcpu_firmware -

mitsubishielectric q25prhcpu_firmware -

mitsubishielectric q26dhccpu-ls_firmware -

mitsubishielectric r00cpu_firmware -

mitsubishielectric r01cpu_firmware -

mitsubishielectric r02cpu_firmware -

mitsubishielectric r04cpu_firmware -

mitsubishielectric r04encpu_firmware -

mitsubishielectric r08cpu_firmware -

mitsubishielectric r08encpu_firmware -

mitsubishielectric r120cpu_firmware -

mitsubishielectric r120encpu_firmware -

mitsubishielectric r16cpu_firmware -

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mitsubishielectric r32cpu_firmware -

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References

CWE-400https://jvn.jp/en/vu/JVNVU91553662/index.htmlhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2019-005_en.pdfhttps://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
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