CVE-2020-13238

CVSS V2 High 7.8 CVSS V3 High 7.5
Description
Mitsubishi MELSEC iQ-R Series PLCs with firmware 33 allow attackers to halt the industrial process by sending an unauthenticated crafted packet over the network, because this denial of service attack consumes excessive CPU time. After halting, physical access to the PLC is required in order to restore production.
Overview
  • CVE ID
  • CVE-2020-13238
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-06-10T20:15:14
  • Last Modified Date
  • 2020-06-23T15:43:28
Weakness Enumerations
CWE URL
CWE-400 http://cwe.mitre.org/data/definitions/400.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r00cpu_firmware:*:*:*:*:*:*:*:* 1 OR 7
cpe:2.3:h:mitsubishielectric:melsec_iq-r00cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r01cpu_firmware:*:*:*:*:*:*:*:* 1 OR 7
cpe:2.3:h:mitsubishielectric:melsec_iq-r01cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r02cpu_firmware:*:*:*:*:*:*:*:* 1 OR 7
cpe:2.3:h:mitsubishielectric:melsec_iq-r02cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r04cpu_firmware:*:*:*:*:*:*:*:* 1 OR 39
cpe:2.3:h:mitsubishielectric:melsec_iq-r04cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r08cpu_firmware:*:*:*:*:*:*:*:* 1 OR 39
cpe:2.3:h:mitsubishielectric:melsec_iq-r08cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r16cpu_firmware:*:*:*:*:*:*:*:* 1 OR 39
cpe:2.3:h:mitsubishielectric:melsec_iq-r16cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r32cpu_firmware:*:*:*:*:*:*:*:* 1 OR 39
cpe:2.3:h:mitsubishielectric:melsec_iq-r32cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r120cpu_firmware:*:*:*:*:*:*:*:* 1 OR 39
cpe:2.3:h:mitsubishielectric:melsec_iq-r120cpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r08fcpu_firmware:*:*:*:*:*:*:*:* 1 OR 20
cpe:2.3:h:mitsubishielectric:melsec_iq-r08fcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r16fcpu_firmware:*:*:*:*:*:*:*:* 1 OR 20
cpe:2.3:h:mitsubishielectric:melsec_iq-r16fcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r32fcpu_firmware:*:*:*:*:*:*:*:* 1 OR 20
cpe:2.3:h:mitsubishielectric:melsec_iq-r32fcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r120fcpu_firmware:*:*:*:*:*:*:*:* 1 OR 20
cpe:2.3:h:mitsubishielectric:melsec_iq-r120fcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r08pcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r08pcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r16pcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r16pcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r32pcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r32pcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r120pcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r120pcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r08sfcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r08sfcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r16sfcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r16sfcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r32sfcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r32sfcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r120sfcpu_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r120sfcpu:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-rj71en71_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-rj71en71:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://jvn.jp/vu/JVNVU97662844/index.html Third Party Advisory
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-001_en.pdf Vendor Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-161-02 Third Party Advisory US Government Resource
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-13238
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13238
History
Created Old Value New Value Data Type Notes
2022-05-10 16:42:11 Added to TrackCVE
2022-12-04 17:51:06 2020-06-10T20:15Z 2020-06-10T20:15:14 CVE Published Date updated
2022-12-04 17:51:06 2020-06-23T15:43:28 CVE Modified Date updated
2022-12-04 17:51:06 Analyzed Vulnerability Status updated