CVE-2020-5658: Vulnerability Analysis & Exploit Details

Status: Analyzed - Last modified: 21-07-2021 Published: 02-11-2020

CVE-2020-5658
Vulnerability Scoring

7.5
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: NETWORK
  • Privileges Required: None
  • Scope: UNCHANGED
  • User Interaction: NONE

CIA Impact Definition

  • Confidentiality:
  • Integrity:
  • Availability: HIGH IMPACT

CVE-2020-5658 Vulnerability Summary

Resource Management Errors vulnerability in TCP/IP function included in the firmware of MELSEC iQ-R series (RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before) allows a remote unauthenticated attacker to stop the network functions of the products via a specially crafted packet.

Access Complexity Graph for CVE-2020-5658

Impact Analysis for CVE-2020-5658

CVE-2020-5658: Detailed Information and External References

EPSS

0.00568

EPSS %

0.78053

References

0.00568

CWE

NVD-CWE-noinfo

Vulnerable Configurations

  • cpe:2.3:o:mitsubishielectric:melsec_iq-rj71eip91_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:mitsubishielectric:melsec_iq-rj71eip91_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mitsubishielectric:melsec_iq-rj71eip91:-:*:*:*:*:*:*:*
    cpe:2.3:h:mitsubishielectric:melsec_iq-rj71eip91:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mitsubishielectric:melsec_iq-rj71pn92_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:mitsubishielectric:melsec_iq-rj71pn92_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mitsubishielectric:melsec_iq-rj71pn92:-:*:*:*:*:*:*:*
    cpe:2.3:h:mitsubishielectric:melsec_iq-rj71pn92:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mitsubishielectric:melsec_iq-rd81dl96_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:mitsubishielectric:melsec_iq-rd81dl96_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mitsubishielectric:melsec_iq-rd81dl96:-:*:*:*:*:*:*:*
    cpe:2.3:h:mitsubishielectric:melsec_iq-rd81dl96:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mitsubishielectric:melsec_iq-rd81mes96n_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:mitsubishielectric:melsec_iq-rd81mes96n_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mitsubishielectric:melsec_iq-rd81mes96n:-:*:*:*:*:*:*:*
    cpe:2.3:h:mitsubishielectric:melsec_iq-rd81mes96n:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mitsubishielectric:melsec_iq-rd81opc96_firmware:-:*:*:*:*:*:*:*
    cpe:2.3:o:mitsubishielectric:melsec_iq-rd81opc96_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mitsubishielectric:melsec_iq-rd81opc96:-:*:*:*:*:*:*:*
    cpe:2.3:h:mitsubishielectric:melsec_iq-rd81opc96:-:*:*:*:*:*:*:*

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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