BDU:2021-04084
No known exploitation. No EPSS score yet. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
Уязвимость графического сервера X Window System, операционных систем ALT Linux, ROSA Linux, МСВСфера связана с недостатками контроля доступа при передачи оконных событий, инициируемых графическими приложениями с низким уровнем привилегий, в окна приложений с высокими привилегиями. Эксплуатация уязвимости может позволить нарушителю повысить свои привилегии путем передачи специально сформированных оконных событий в окна приложений, выполняющихся с правами суперпользователя
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
No EPSS score yet. New CVEs are usually scored within a few days.
Lifecycle
4 events over 105 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorAV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Scored 7.3 by bdu.
How it is reached
- Access Vector LocalRequires local access
- Access Complexity LowNo special conditions required
Impact if exploited
- Confidentiality H
- Integrity H
- Availability H
Weaknesses
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