Vulnerability CVE-2017-5387


Published: 2018-06-11   Modified: 2018-06-12

Description:
The existence of a specifically requested local file can be found due to the double firing of the "onerror" when the "source" attribute on a "<track>" tag refers to a file that does not exist if the source page is loaded locally. This vulnerability affects Firefox < 51.

Type:

CWE-538

(File and Directory Information Exposure)

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Mozilla -> Firefox 

 References:
http://www.securityfocus.com/bid/95763
http://www.securitytracker.com/id/1037693
https://bugzilla.mozilla.org/show_bug.cgi?id=1295023
https://www.mozilla.org/security/advisories/mfsa2017-01/

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