What is CVE-2022-46305?

CVE-2022-46305 is a medium-severity vulnerability in Changingtec Servisign, classified under Path Traversal. CVSS score: 6.5/10. Published 2023-01-03.

How severe is CVE-2022-46305?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Path Traversal in Changingtec Servisign

CVE-2022-46305

ChangingTec ServiSign component has a path traversal vulnerability. An unauthenticated LAN attacker can exploit this vulnerability to bypass authentication and access arbitrary system files.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2023-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Changingtec Servisign — versions 0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.twcert.org.tw/tw/cp-132-6801-bb704-1.html (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2022-46305?: CVE-2022-46305 is a medium-severity vulnerability in Changingtec Servisign, classified under Path Traversal. CVSS score: 6.5/10. Published 2023-01-03.
How severe is CVE-2022-46305?: Medium severity. CVSS v3 base score is 6.5 out of 10.