CVE-2020-7561: schneider-electric easergy_t300_firmware Improper Access Control
Vulnerability summary
CVE-2020-7561 is a critical (CVSS 9.8) Improper Access Control vulnerability in schneider-electric easergy_t300_firmware. EPSS estimates a 3.16% chance of exploitation in the next 30 days, higher than 87.8% of scored vulnerabilities.
Timeline
- 19-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
3.16%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
0.00 pp
From 3.16% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-284Improper Access ControlThe product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
- CWE-306Missing Authentication for Critical FunctionThe product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
Affected systems
Schneider-electric1 product
1 vendor · 1 product
