What is CVE-2022-43308?

CVE-2022-43308 is a high-severity vulnerability in Intelbras Sg 2404 Mr, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-11-18.

How severe is CVE-2022-43308?

High severity. CVSS v3 base score is 7.8 out of 10.

Privilege escalation in Intelbras Sg 2404 Mr

CVE-2022-43308

INTELBRAS SG 2404 MR 20180928-rel64938 allows authenticated attackers to arbitrarily create Administrator accounts via crafted user cookies.

Vulnerability class: Privilege Escalation

Published 2022-11-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

github.com/vitorespf/Advisories/blob/master/Intelbras-switch.txt (Exploit, Third Party Advisory)
www.intelbras.com/pt-br/switch-gerenciavel-24-portas-poe-gigabit-ethernet-sg-24… (Product)

Frequently asked questions

What is CVE-2022-43308?: CVE-2022-43308 is a high-severity vulnerability in Intelbras Sg 2404 Mr, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-11-18.
How severe is CVE-2022-43308?: High severity. CVSS v3 base score is 7.8 out of 10.