Authorization bypass in Yi Home Camera - CVE-2018-3934

 

Authorization bypass in Yi Home Camera - CVE-2018-3934

Published: November 2, 2018


Vulnerability identifier: #VU15694
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-3934
CWE-ID: CWE-592
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: YI Technology
Affected software:
Yi Home Camera

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authentication on the target system.

The vulnerability exists due to a logic flaw in the firmware update functionality during insufficient sanitization of user-supplied data. A remote attacker can sniff network traffic and send a set of UDP packets to bypass authentication and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


How to mitigate CVE-2018-3934

Update to the latest version.

Sources