CVE-2020-5646
published 2020-11-06CVE-2020-5646: 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"…
PriorityP350high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
4.12%
89.5th percentile
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.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mitsubishi_electric_corporation | gt14_model_of_got_1000_series | — | — |
| mitsubishielectric | coreos | <= 05.65.00.bd | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
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CISA ICS
Mitsubishi Electric GT14 Model of GOT1000 Series
cisa_ics·2020-11-05·CVSS 9.8
[CRITICAL] Mitsubishi Electric GT14 Model of GOT1000 Series
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
Mitsubishi Electric GT14 Model of GOT1000 Series
Last RevisedNovember 05, 2020
Alert CodeICSA-20-310-02
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely/low skill level to exploit
- Vendor: Mitsubishi Electric
- Equipment: GT14 model of GOT1000 Series
- Vulnerabilities: Improper Restriction of Operations within the Bounds of a Memory Buffer, Session Fixation, NULL Pointer Dereference, Improper Access Control, Argument Injection, Resource Management Errors
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities by an attacker may result
GHSA
GHSA-rhf6-xfw9-38h3: NULL pointer dereferences vulnerability in TCP/IP function included in the firmware of GT14 Model of GOT 1000 series (GT1455-QTBDE CoreOS version ’05
ghsa_unreviewed·2022-05-24
CVE-2020-5646 [HIGH] CWE-476 GHSA-rhf6-xfw9-38h3: NULL pointer dereferences vulnerability in TCP/IP function included in the firmware of GT14 Model of GOT 1000 series (GT1455-QTBDE CoreOS version ’05
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://jvn.jp/vu/JVNVU99562395/index.htmlhttps://us-cert.cisa.gov/ics/advisories/icsa-20-310-02https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdfhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdfhttps://jvn.jp/vu/JVNVU99562395/index.htmlhttps://us-cert.cisa.gov/ics/advisories/icsa-20-310-02https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdfhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdf
2020-11-06
Published