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)
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: 0.018 (77.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.018 · change: +0.002
Affected products
- Lcnet Smart Evision — versions 2022.02.21
- Smart Evision Information Technology Inc. — versions 2022.02.21
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-6570-9c632-1.html (Third Party Advisory)
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.