CVE-2020-5646

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
NULL pointer dereferences vulnerability in TCP/IP function included in the firmware of GT14 Model of GOT 1000 series (GT1455-QTBDE CoreOS version "05.65.00.BD" and earlier, GT1450-QMBDE CoreOS version "05.65.00.BD" and earlier, GT1450-QLBDE CoreOS version "05.65.00.BD" and earlier, GT1455HS-QTBDE CoreOS version "05.65.00.BD" and earlier, and GT1450HS-QMBDE CoreOS version "05.65.00.BD" and earlier) allows a remote unauthenticated attacker to stop the network functions of the products via a specially crafted packet.
Overview
  • CVE ID
  • CVE-2020-5646
  • Assigner
  • vultures@jpcert.or.jp
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-06T03:15:17
  • Last Modified Date
  • 2020-11-20T17:17:48
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:mitsubishielectric:coreos:*:*:*:*:*:*:*:* 1 OR 05.65.00.bd
cpe:2.3:h:mitsubishielectric:gt1450-qlbde:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:mitsubishielectric:gt1450-qmbde:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:mitsubishielectric:gt1450hs-qmbde:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:mitsubishielectric:gt1455-qtbde:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:mitsubishielectric:gt1455hs-qtbde:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
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
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdf Vendor Advisory
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdf Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-310-02 Third Party Advisory US Government Resource
https://jvn.jp/vu/JVNVU99562395/index.html Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-5646
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5646
History
Created Old Value New Value Data Type Notes
2022-05-10 16:19:22 Added to TrackCVE
2022-12-05 16:11:48 2020-11-06T03:15Z 2020-11-06T03:15:17 CVE Published Date updated
2022-12-05 16:11:48 2020-11-20T17:17:48 CVE Modified Date updated
2022-12-05 16:11:48 Analyzed Vulnerability Status updated