Path Traversal in Kylinsoft Youker-Assistant

CVE-2023-3098

A vulnerability classified as critical has been found in KylinSoft youker-assistant on KylinOS. Affected is the function restore_all_sound_file. The manipulation leads to path traversal: '../filedir'. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. Upgrading to version 3.0.2-0kylin6k70-23 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-230688. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.007 (50.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-3098: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-3098?
CVE-2023-3098 is a medium-severity vulnerability in Kylinsoft Youker-Assistant, classified under CWE-24. CVSS score: 4.4/10. Published 2023-06-05.
How severe is CVE-2023-3098?
Medium severity. CVSS v3 base score is 4.4 out of 10.