CVE-2018-12399

medium

Description

When a new protocol handler is registered, the API accepts a title argument which can be used to mislead users about which domain is registering the new protocol. This may result in the user approving a protocol handler that they otherwise would not have. This vulnerability affects Firefox < 63.

References

https://www.mozilla.org/security/advisories/mfsa2018-26/

https://usn.ubuntu.com/3801-1/

https://bugzilla.mozilla.org/show_bug.cgi?id=1490276

http://www.securitytracker.com/id/1041944

http://www.securityfocus.com/bid/105721

Details

Source: Mitre, NVD

Published: 2019-02-28

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Severity: Medium