[Bug 236610] [NEW] Firefox behaviour with unknown certificate authorities can block navigation
asac at jwsdot.com
Tue Jun 3 00:02:49 UTC 2008
On Sun, Jun 01, 2008 at 09:06:34PM -0000, Miguel Diago wrote:
> Public bug reported:
> Binary package hint: firefox-3.0
> When you access a secure webpage whose certificate has been signed by an
> unknown authority, you are redirected to a warning message and taken out
> of the website. This can be a problem when there are only some parts of
> the webpage that are secured, like iframes. In such cases, the alert
> about using an untrusted certificate can be bigger than the iframe
> itself and so the user can't click the link to add an exception and
> continue browsing the website.
> For example, to reproduce this:
> 1. Go to http://www.renfe.es/
> 2. In the left-hand column, in the "Compra de billetes" box, select one random element from the first roll menu.
> 3. See how the box becomes "secure" and a cropped security alert is shown in which the bottom link to add an exception can't be accessed.
Interesting point. Reed, are you aware if this was also raised
** Also affects: firefox
** Also affects: xulrunner
** Changed in: firefox-3.0 (Ubuntu)
Status: Confirmed => Incomplete
** Also affects: xulrunner-1.9 (Ubuntu)
Firefox 'bad certificate' warning blocks navigation with small secured frames
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