system
Describe <CVE-2013-4872>.
user
What is <CVE-2013-4872>?
assistant
Google Glass before XE6 does not properly restrict the processing of QR codes, which allows physically proximate attackers to modify the configuration or redirect users to arbitrary web sites via a crafted symbol, as demonstrated by selecting a Wi-Fi access point in order to conduct a man-in-the-middle attack..