Published: 11/06/2018 Updated: 03/10/2019

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

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.

Vulnerable Product	Search on Vulmon	Subscribe to Product
mozilla firefox
canonical ubuntu linux 14.04
canonical ubuntu linux 16.04
canonical ubuntu linux 17.10

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

USN-3544-1 caused some regressions in Firefox ...

Mozilla Foundation Security Advisory 2018-02 Security vulnerabilities fixed in Firefox 58 Announced January 23, 2018 Impact critical Products Firefox Fixed in Firefox 58 ...

CWE-862 https://www.mozilla.org/security/advisories/mfsa2018-02/https://bugzilla.mozilla.org/show_bug.cgi?id=1425267 https://usn.ubuntu.com/3544-1/http://www.securitytracker.com/id/1040270 http://www.securityfocus.com/bid/102786 https://nvd.nist.gov https://usn.ubuntu.com/3544-1/

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