CVE-2023-3099KylinSoft youker-assistant Arbitrary File dbus.SystemBus delete_file access control
- 4.4MediumCVSS base score
- 0.31%Exploitation in 30 daysEPSS · top 76% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
A vulnerability classified as critical was found in KylinSoft youker-assistant on KylinOS. Affected by this vulnerability is the function delete_file in the library dbus.SystemBus of the component Arbitrary File Handler. The manipulation leads to improper access controls. It is possible to launch the attack on the local host. 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 VDB-230689 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. A reference of the record is tagged as an exploit.
Show the exploits1
References tagged exploit1 reference
- https://github.com/i900008/vulndb/blob/main/kylinos_vul4.md (opens in a new tab)broken-linkexploitx_transferred
Timeline
ID reserved
By VulDB
Published
- 14 months later
· 14 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 3.1 | Medium4.4 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
| VulDBCNA (assigner) | 3.0 | Medium4.4 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
| VulDBCNA (assigner) | 2.0 | Low3.2 | AV:L/AC:L/Au:S/C:N/I:P/A:P |
| NVDNVD · Modified | 3.1 | High7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.31% · top 76% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.4.
Affected products
- affected n/a
References
References3
- https://vuldb.com/?id.230689 (opens in a new tab)vdb-entrytechnical-descriptionx_transferred
- https://vuldb.com/?ctiid.230689 (opens in a new tab)signaturepermissions-requiredx_transferred
- https://github.com/i900008/vulndb/blob/main/kylinos_vul4.md (opens in a new tab)broken-linkexploitx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-43786 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-3099)Record last updated .