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Vulnerability of Mozilla Firefox: information disclosure via requestPointerLock

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via requestPointerLock of Mozilla Firefox, in order to obtain sensitive information.
Vulnerable software: Firefox, Solaris, Ubuntu.
Severity of this announce: 2/4.
Creation date: 19/09/2019.
Références of this computer vulnerability: bulletinoct2020, CERTFR-2019-AVI-450, CVE-2019-11754, MFSA-2019-31, USN-4140-1, VIGILANCE-VUL-30367.

Description of the vulnerability 

An attacker can bypass access restrictions to data via requestPointerLock of Mozilla Firefox, in order to obtain sensitive information.
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This security note impacts software or systems such as Firefox, Solaris, Ubuntu.

Our Vigil@nce team determined that the severity of this threat announce is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer weakness announce.

Solutions for this threat 

Mozilla Firefox: version 69.0.1.
The version 69.0.1 is fixed:
  https://www.mozilla.org/

Oracle Solaris: patch for third party software of October 2020 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

Ubuntu: new firefox packages.
New packages are available:
  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
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