CVE-2022-47893 — There is a remote code execution vulnerability that affects all versions of NetM

There is a remote code execution vulnerability that affects all versions of NetMan 204. A remote attacker could upload a firmware file containing a webshell, that could allow him to execute arbitrary code as root.

01What is this vulnerability?

There is a remote code execution vulnerability that affects all versions of NetMan 204. A remote attacker could upload a firmware file containing a webshell, that could allow him to execute arbitrary code as root.

02Affected products

Vendor	Product	Versions
Riello UPS	Netman	204 — 0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-10-03T11:28:22.794Z
• Last modified: 2024-09-23T17:16:37.513Z

09References

• www.incibe.es — https://www.incibe.es/incibe-cert/alerta-temprana/avisos-sci/multiples-vulnerabi…