What is CVE-2022-39033?

CVE-2022-39033 is a critical-severity vulnerability in Lcnet Smart Evision, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-09-28.

How severe is CVE-2022-39033?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Path Traversal in Lcnet Smart Evision

CVE-2022-39033

Smart eVision’s file acquisition function has a path traversal vulnerability due to insufficient filtering for special characters in the URL parameter. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication, access restricted paths to download and delete arbitrary system files to disrupt service.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.015 (72.2th percentile) — read the EPSS interpretation.

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.

Affected products

Lcnet Smart_evision — versions 2022.02.21
Smart Evision Information Technology Inc. — versions 2022.02.21

Weakness classification (CWE)

CWE-22 — Path Traversal

References

twcert@cert.org.tw (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-39033?: CVE-2022-39033 is a critical-severity vulnerability in Lcnet Smart Evision, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-09-28.
How severe is CVE-2022-39033?: Critical severity. CVSS v3 base score is 9.8 out of 10.