CVE-2020-5647
No exploitation reported by the sources we read.
- Published2020-11-06
Am I affected?
Debian, Ubuntu or Red Hat sometimes backport a fix without changing the upstream version number: such a version reads « to verify », never « affected ».With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.
Description
Improper access control 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 or execute a malicious program via a specially crafted packet.
Timeline
dates in UTC- 2020-11-0603:15CVE publishedNVD
Observed activity
isMalicious corpus · updated 2026-10-23 18:48 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-5647?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-5647?format=csv
- TAXII collection of exploited CVEs
- The EDL and CSV take an API key on the Pro plan.
Versions per branch
NVD| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 5.65 | ≤ 05.65.00.bd | no fix published | NVD |
as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.
Distribution builds and vendor advisories
Packages from OSV.dev and products from the vendors' CSAF advisories.
version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.
Vendor advisories
Mitsubishi Electric GT14 Model of GOT1000 Series
GT1455-QTBDE: with CoreOS Version 05.65.00.BD and prior · GT1450HS-QMBDE: with CoreOS Version 05.65.00.BD and prior · GT1450-QMBDE: with CoreOS Version 05.65.00.BD and prior · +2 more
Fix
- Mitigation from the vendor CISA ICSA-20-310-02 · 5 productsMitsubishi Electric recommends users update their products by downloading and applying the latest versions. For more information about steps to take to update to the newest version, please see the vulnerability information on the Mitsubishi website. To further reduce risk, restrict access to the pr…
Advisories and patches
- www.mitsubishielectric.co.jpVendor Advisory
- www.mitsubishielectric.comVendor Advisory
Detection
- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
- Proof-of-concept repositories
- none listed PoC-in-GitHub
Sources
- NVDCVSS 3.19.8read 2026-10-23
- NVDCVSS 2.07.5read 2026-10-23
- FIRST EPSSEPSS score4.2 %2026-10-22
Technical details
- CVSS v3 Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Published
- 2020-11-06
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2020-5647?
Is CVE-2020-5647 actively exploited?
What is the CVSS score for CVE-2020-5647?
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