CVE-2018-18497

2018-12-1100:00:00

ubuntu.com

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

65.2%

JSON

Limitations on the URIs allowed to WebExtensions by the
browser.windows.create API can be bypassed when a pipe in the URL field is
used within the extension to load multiple pages as a single argument. This
could allow a malicious WebExtension to open privileged about: or file:
locations. This vulnerability affects Firefox < 64.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfirefox< 64.0+build3-0ubuntu0.18.04.1UNKNOWN
ubuntu18.10noarchfirefox< 64.0+build3-0ubuntu0.18.10.1UNKNOWN
ubuntu14.04noarchfirefox< 64.0+build3-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchfirefox< 64.0+build3-0ubuntu0.16.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	firefox	< 64.0+build3-0ubuntu0.18.04.1	UNKNOWN
ubuntu	18.10	noarch	firefox	< 64.0+build3-0ubuntu0.18.10.1	UNKNOWN
ubuntu	14.04	noarch	firefox	< 64.0+build3-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	firefox	< 64.0+build3-0ubuntu0.16.04.1	UNKNOWN