Vulnerability in Schneider Electric Smartconnect

CVE-2022-22806

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause an unauthenticated connection to the UPS when a malformed connection is sent. Affected Product: SmartConnect Family: SMT Series (SMT Series ID=1015: UPS 04.5 and prior), SMC Series (SMC Series ID=1018: UPS 04.2 and prior), SMTL Series (SMTL Series ID=1026: UPS 02.9 and prior), SCL Series (SCL Series ID=1029: UPS 02.5 and prior / SCL Series ID=1030: UPS 02.5 and prior / SCL Series ID=1036: UPS 02.5 and prior / SCL Series ID=1037: UPS 03.1 and prior), SMX Series (SMX Series ID=1031: UPS 03.1 and prior)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.125 (96.1th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-22806: held from 0.123 to 0.125.

EPSS over last 30 days · oldest: 0.123 · newest: 0.125 · change: +0.002

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-22806?
CVE-2022-22806 is a critical-severity vulnerability in Schneider Electric Smartconnect, classified under Authentication Bypass by Capture-replay. CVSS score: 9.8/10. Published 2022-03-09.
How severe is CVE-2022-22806?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-22806 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.