What is CVE-2022-47891?

CVE-2022-47891 is a high-severity vulnerability in Riello Ups Netman-204, classified under Use of Hard-coded Credentials. CVSS score: 8.1/10. Published 2023-10-03.

How severe is CVE-2022-47891?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2022-47891 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Riello Ups Netman-204

CVE-2022-47891

All versions of NetMan 204 allow an attacker that knows the MAC and serial number of the device to reset the administrator password via the legitimate recovery function.

Published 2023-10-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

Public proof-of-concept exploits

JoelGMSec/Thunderstorm

References

www.incibe.es/incibe-cert/alerta-temprana/avisos-sci/multiples-vulnerabilidades… (Third Party Advisory)

Frequently asked questions

What is CVE-2022-47891?: CVE-2022-47891 is a high-severity vulnerability in Riello Ups Netman-204, classified under Use of Hard-coded Credentials. CVSS score: 8.1/10. Published 2023-10-03.
How severe is CVE-2022-47891?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2022-47891 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.