Spoofing attack in KDE Connect - #VU48709
Published: October 7, 2020 / Updated: November 30, 2020
Vulnerability identifier: #VU48709
CSH Severity: Medium
CVSS v4: 8.4 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-451
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to the GUI component in KDE Connect presents only the friendly "deviceName" identifier to identify the pair during connection. The device name is sent in clear text in UDP broadcast messages for all nodes in the same network segment. A remote attacker can obtain the device name of a real system in the network and later use it in a spoofing attack.
Affected software
KDE Connect
Remediation
Install updates from vendor's website.
KDE Connect - update to 20.11.90