CVE-2016-2831
First published: Mon Jun 13 2016(Updated: )
Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 do not ensure that the user approves the fullscreen and pointerlock settings, which allows remote attackers to cause a denial of service (UI outage), or conduct clickjacking or spoofing attacks, via a crafted web site.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 | |
| Ubuntu | =16.04 | |
| Firefox | =45.1.0 | |
| Firefox | =45.1.1 | |
| Debian | =8.0 | |
| SUSE Linux | =42.1 | |
| SUSE Linux | =13.1 | |
| SUSE Linux | =13.2 | |
| Firefox | <=46.0.1 | |
| Firefox ESR | =45.1.0 | |
| Firefox ESR | =45.1.1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00055.html
- http://www.debian.org/security/2016/dsa-3600
- http://www.mozilla.org/security/announce/2016/mfsa2016-58.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/91075
- http://www.securitytracker.com/id/1036057
- http://www.ubuntu.com/usn/USN-2993-1
- https://access.redhat.com/errata/RHSA-2016:1217
- https://bugzilla.mozilla.org/show_bug.cgi?id=1261933
Frequently Asked Questions
What is the severity of CVE-2016-2831?
CVE-2016-2831 has a moderate severity rating due to the potential for denial of service and clickjacking attacks.
How do I fix CVE-2016-2831?
To fix CVE-2016-2831, update Mozilla Firefox to version 47.0 or later, or Firefox ESR to version 45.2 or later.
What versions of Mozilla Firefox are affected by CVE-2016-2831?
CVE-2016-2831 affects Mozilla Firefox versions before 47.0 and Firefox ESR versions before 45.2.
Can CVE-2016-2831 be exploited on all operating systems?
Yes, CVE-2016-2831 can be exploited on any operating system that runs the affected versions of Mozilla Firefox.
What types of attacks can be executed due to CVE-2016-2831?
CVE-2016-2831 can enable denial of service, clickjacking, and spoofing attacks through malicious web content.
- agent/weakness
- agent/type
- agent/references
- agent/severity
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/first-publish-date
- agent/event
- agent/author
- agent/last-modified-date
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/canonical
- canonical/ubuntu
- version/ubuntu/12.04
- version/ubuntu/14.04
- version/ubuntu/15.10
- version/ubuntu/16.04
- vendor/mozilla
- canonical/firefox
- version/firefox/45.1.0
- version/firefox/45.1.1
- vendor/debian
- canonical/debian
- version/debian/8.0
- vendor/opensuse
- canonical/suse linux
- version/suse linux/42.1
- version/suse linux/13.1
- version/suse linux/13.2
- version/firefox/46.0.1
- canonical/firefox esr
- version/firefox esr/45.1.0
- version/firefox esr/45.1.1