Kylin System Updater
CVE-2023-7093
HIGH
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A vulnerability classified as critical has been found in KylinSoft kylin-system-updater up to 2.0.5.16-0k2.33. Affected is an unknown function of the file /usr/share/kylin-system-updater/SystemUpdater/UpgradeStrategiesDbus.py of the component com.kylin.systemupgrade Service. The manipulation of the argument SetDownloadspeedMax leads to os command injection. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-248940. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
AnalysisAI
A vulnerability classified as critical has been found in KylinSoft kylin-system-updater up to 2.0.5.16-0k2.33. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. A vulnerability classified as critical has been found in KylinSoft kylin-system-updater up to 2.0.5.16-0k2.33. Affected is an unknown function of the file /usr/share/kylin-system-updater/SystemUpdater/UpgradeStrategiesDbus.py of the component com.kylin.systemupgrade Service. The manipulation of the argument SetDownloadspeedMax leads to os command injection. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-248940. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. Affected products include: Kylinos Kylin-System-Updater. Version information: up to 2.0.5.16.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
More in Kylin System Updater
View allSame weakness CWE-78 – OS Command Injection
View allSame technique Command Injection
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External POC / Exploit Code
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