Ubuntu update for Firefox

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU21197

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-11754

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attacks.

The vulnerability exists due Firefox allows the requestPointerLock()method to manipulate mouse pointer lock without user notification. A remote attacker can create a specially crafted website, hijack mouse pointer and confuse the victim.

Mitigation

Update the affected packages.

Ubuntu 19.04

firefox - 69.0.1+build1-0ubuntu0.19.04.1

Ubuntu 18.04 LTS

firefox - 69.0.1+build1-0ubuntu0.18.04.1

Ubuntu 16.04 LTS

firefox - 69.0.1+build1-0ubuntu0.16.04.1

Vulnerable software versions

firefox (Ubuntu package): 60.0+build2-0ubuntu0.14.04.1 - 69.0+build2-0ubuntu1

CPE2.3

• cpe:2.3:a:canonical:firefox_ubuntu_package:60.0 build2-0ubuntu0.14.04.1:*:*:*:*:ubuntu:*:*
• cpe:2.3:a:canonical:firefox_ubuntu_package:60.0 build2-0ubuntu0.16.04.1:*:*:*:*:ubuntu:*:*
• cpe:2.3:a:canonical:firefox_ubuntu_package:60.0 build2-0ubuntu0.17.10.1:*:*:*:*:ubuntu:*:*

External links

https://usn.ubuntu.com/4140-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.