Home/CVE/A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T300 (with firmware 2.7 and olde
CVE

CVE-2020-7561

A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T300 (with firmware 2.7 and olde

A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T300 (with firmware 2.7 and older) that could cause a wide range of problems, including information exposure, denial of service, and command execution when access to a resource from an attacker is not restricted or incorrectly restricted.

CRITICAL · CVSS 9.8 EPSS 0.00602
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
CWE-306Missing Authentication for Critical Function
▤

Affected Products & Versions

1
schneider-electric easergy t300 firmware<= 2.7
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cybersecurity@se.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Nov 2020 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2020-icsa-20-343-03
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-03Third Party AdvisoryUS Government Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-06/PatchProductVendor Advisory
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