CVE-2021-44426
Last modified
CVE-2021-44426 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An issue was discovered in AnyDesk before 6.2.6 and 6.3.x before 6.3.5. An upload of an arbitrary file to a victim's local ~/Downloads/ directory is possible if the victim is using the AnyDesk Windows client to connect to a remote machine, if an attacker is also connected remotely with AnyDesk to the same remote machine. EPSS estimates a 0.98% chance of exploitation in the next 30 days.
Description
An issue was discovered in AnyDesk before 6.2.6 and 6.3.x before 6.3.5. An upload of an arbitrary file to a victim's local ~/Downloads/ directory is possible if the victim is using the AnyDesk Windows client to connect to a remote machine, if an attacker is also connected remotely with AnyDesk to the same remote machine. The upload is done without any approval or action taken by the victim.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Anydesk | Anydesk | < 6.2.6 |
| Anydesk | Anydesk | >= 6.3.0, < 6.3.3 |
References
- https://anydesk.com/en/downloads/windowsProduct, Vendor Advisory
- https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-remote-application/Exploit, Third Party Advisory
- https://anydesk.com/en/downloads/windowsProduct, Vendor Advisory
- https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-remote-application/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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