Cyber Resilience

CVE-2023-2091

HighPublic PoC

Published: 15 April 2023

Published
15 April 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0093 76.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-2091 is a high-severity OS Command Injection (CWE-78) vulnerability in Kylinos Youker-Assistant. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 23.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability classified as critical was found in KylinSoft youker-assistant on KylinOS. Affected by this vulnerability is the function adjust_cpufreq_scaling_governer. The manipulation leads to os command injection. It is possible to launch the attack on the local host. The exploit…

more

has been disclosed to the public and may be used. Upgrading to version 3.1.4.13 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-226099.

CWE(s)
CWE-78

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

kylinos
youker-assistant
≤ 3.1.4.13

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References