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Message-ID: <20180627125532.21ce2e53@computer>
Date: Wed, 27 Jun 2018 12:55:32 +0200
From: Hanno Böck <hanno@...eck.de>
To: oss-security@...ts.openwall.com
Subject: Re: squirrelmail XSS issues in bug tracker since
2016
On Wed, 27 Jun 2018 12:26:09 +0200
Hanno Böck <hanno@...eck.de> wrote:
> PoC2: This is "XSS-via-data-uri", a data URI runs in its own origin,
> thus I don't see how this is a security risk. It's not really an XSS.
Have to correct myself: As Mario Heiderich has pointed out to me [1]
this actually depends on the browser. While most modern browsers run
data URIs in their own origin, this is not the case in Firefox 52 ESR
and in the Tor Browser (which is based on Firefox 52 ESR).
[1] https://twitter.com/0x6D6172696F/status/1011916899867922432
--
Hanno Böck
https://hboeck.de/
mail/jabber: hanno@...eck.de
GPG: FE73757FA60E4E21B937579FA5880072BBB51E42
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