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HIGH · 8.1

CVE-2021-44564

A security vulnerability originally reported in the SYNC2101 product, and applicable to specific sub-families of SYNC devices, allows an attacker to download the configuration file used in the device ...

Vulnerability Description

A security vulnerability originally reported in the SYNC2101 product, and applicable to specific sub-families of SYNC devices, allows an attacker to download the configuration file used in the device and apply a modified configuration file back to the device. The attack requires network access to the SYNC device and knowledge of its IP address. The attack exploits the unsecured communication channel used between the administration tool Easyconnect and the SYNC device (in the affected family of SYNC products).

CVSS Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
KalkitechSync241-M1 Firmware<= 4.15.3
KalkitechSync241-M1-
KalkitechSync241-M2 Firmware<= 4.15.3
KalkitechSync241-M2-
KalkitechSync241-M4 Firmware<= 4.15.3
KalkitechSync241-M4-
KalkitechSync261-M1 Firmware<= 4.15.3
KalkitechSync261-M1-
KalkitechSync2000-M1 Firmware<= 4.15.3
KalkitechSync2000-M1-
KalkitechSync2000-M2 Firmware<= 4.15.3
KalkitechSync2000-M2-
KalkitechSync2000-M4 Firmware<= 4.15.3
KalkitechSync2000-M4-
KalkitechSync2101-M1 Firmware<= 4.15.3
KalkitechSync2101-M1-
KalkitechSync2101-M2 Firmware<= 4.15.3
KalkitechSync2101-M2-
KalkitechSync2101-M6 Firmware<= 4.15.3
KalkitechSync2101-M6-

References

FAQ

What is CVE-2021-44564?

CVE-2021-44564 is a vulnerability with a CVSS score of 8.1 (HIGH). A security vulnerability originally reported in the SYNC2101 product, and applicable to specific sub-families of SYNC devices, allows an attacker to download the configuration file used in the device ...

How severe is CVE-2021-44564?

CVE-2021-44564 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-44564?

Check the references section above for vendor advisories and patch information. Affected products include: Kalkitech Sync241-M1 Firmware, Kalkitech Sync241-M1, Kalkitech Sync241-M2 Firmware, Kalkitech Sync241-M2, Kalkitech Sync241-M4 Firmware.