Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Anydesk | Anydesk | < 6.2.6 |
Related Weaknesses (CWE)
References
- https://anydesk.com/en/downloads/windowsProductVendor Advisory
- https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-reExploitThird Party Advisory
- https://anydesk.com/en/downloads/windowsProductVendor Advisory
- https://argus-sec.com/discovering-tunneling-service-security-flaws-in-anydesk-reExploitThird Party Advisory
FAQ
What is CVE-2021-44426?
CVE-2021-44426 is a vulnerability with a CVSS score of 8.8 (HIGH). 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...
How severe is CVE-2021-44426?
CVE-2021-44426 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-44426?
Check the references section above for vendor advisories and patch information. Affected products include: Anydesk Anydesk.