CVE-2018-12398

medium

Description

By using the reflected URL in some special resource URIs, such as chrome:, it is possible to inject stylesheets and bypass Content Security Policy (CSP). This vulnerability affects Firefox < 63.

References

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

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

https://bugzilla.mozilla.org/show_bug.cgi?id=1460538

https://bugzilla.mozilla.org/show_bug.cgi?id=1488061

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

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

Details

Source: MITRE

Published: 2019-02-28

Updated: 2019-10-03

Risk Information

CVSS v2

Base Score: 4.3

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

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM