ChromeDriver ver. 2.31 opening About Chrome page in Google Chrome ver. 62.0.3202.94 on Mac OS X Yosemite (python + splinter)
Problem solved.
Updating the ChromeDrive manually from v2.31 to v2.33 from https://chromedriver.storage.googleapis.com/index.html solved the problem. Or if you use brew just execute:
brew upgrade chromedriver
To check you ChromeDriver version on Mac OSX Yosemite run the code:
from selenium import webdriver
driver = webdriver.Chrome(executable_path = '/usr/local/bin/chromedriver')
print "google ChromeDriver version: %s" % driver.capabilities['chrome']['chromedriverVersion']
See also: Capybara Selenium Chrome opens About Google Chrome