Vulnerability CVE-2018-5113


Published: 2018-06-11

Description:
The "browser.identity.launchWebAuthFlow" function of WebExtensions is only allowed to load content over "https:" but this requirement was not properly enforced. This can potentially allow privileged pages to be loaded by the extension. This vulnerability affects Firefox < 58.

Type:

CWE-284

(Improper Access Control)

Vendor: Mozilla
Product: Firefox 
Version: 57.0.4;
Vendor: Canonical
Product: Ubuntu linux 
Version:
17.10
16.04
14.04

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None

 References:
http://www.securityfocus.com/bid/102786
http://www.securitytracker.com/id/1040270
https://bugzilla.mozilla.org/show_bug.cgi?id=1425267
https://usn.ubuntu.com/3544-1/
https://www.mozilla.org/security/advisories/mfsa2018-02/

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