medium
6.8
CWE
264
Advisory Published
Updated

CVE-2015-0821

First published: Wed Feb 25 2015(Updated: )

Mozilla Firefox before 36.0 allows user-assisted remote attackers to read arbitrary files or execute arbitrary JavaScript code with chrome privileges via a crafted web site that is accessed with unspecified mouse and keyboard actions.

Credit: security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Firefox<=35.0.1
Firefox=0.1
Firefox=0.2
Firefox=0.3
Firefox=0.4
Firefox=0.5
Firefox=0.6
Firefox=0.6.1
Firefox=0.7
Firefox=0.7.1
Firefox=0.8
Firefox=0.9
Firefox=0.9-rc
Firefox=0.9.1
Firefox=0.9.2
Firefox=0.9.3
Firefox=0.10
Firefox=0.10.1
Firefox=1.0
Firefox=1.0-preview_release
Firefox=1.0.1
Firefox=1.0.2
Firefox=1.0.3
Firefox=1.0.4
Firefox=1.0.5
Firefox=1.0.6
Firefox=1.0.7
Firefox=1.0.8
Firefox=1.4.1
Firefox=1.5
Firefox=1.5-beta1
Firefox=1.5-beta2
Firefox=1.5.0.1
Firefox=1.5.0.2
Firefox=1.5.0.3
Firefox=1.5.0.4
Firefox=1.5.0.5
Firefox=1.5.0.6
Firefox=1.5.0.7
Firefox=1.5.0.8
Firefox=1.5.0.9
Firefox=1.5.0.10
Firefox=1.5.0.11
Firefox=1.5.0.12
Firefox=1.5.1
Firefox=1.5.2
Firefox=1.5.3
Firefox=1.5.4
Firefox=1.5.5
Firefox=1.5.6
Firefox=1.5.7
Firefox=1.5.8
Firefox=1.8
Firefox=2.0
Firefox=2.0.0.1
Firefox=2.0.0.2
Firefox=2.0.0.3
Firefox=2.0.0.4
Firefox=2.0.0.5
Firefox=2.0.0.6
Firefox=2.0.0.7
Firefox=2.0.0.8
Firefox=2.0.0.9
Firefox=2.0.0.10
Firefox=2.0.0.11
Firefox=2.0.0.12
Firefox=2.0.0.13
Firefox=2.0.0.14
Firefox=2.0.0.15
Firefox=2.0.0.16
Firefox=2.0.0.17
Firefox=2.0.0.18
Firefox=2.0.0.19
Firefox=2.0.0.20
Firefox=3.0
Firefox=3.0.1
Firefox=3.0.2
Firefox=3.0.3
Firefox=3.0.4
Firefox=3.0.5
Firefox=3.0.6
Firefox=3.0.7
Firefox=3.0.8
Firefox=3.0.9
Firefox=3.0.10
Firefox=3.0.11
Firefox=3.0.12
Firefox=3.0.13
Firefox=3.0.14
Firefox=3.0.15
Firefox=3.0.16
Firefox=3.0.17
Firefox=3.0.18
Firefox=3.0.19
Firefox=3.5
Firefox=3.5.1
Firefox=3.5.2
Firefox=3.5.3
Firefox=3.5.4
Firefox=3.5.5
Firefox=3.5.6
Firefox=3.5.7
Firefox=3.5.8
Firefox=3.5.9
Firefox=3.5.10
Firefox=3.5.11
Firefox=3.5.12
Firefox=3.5.13
Firefox=3.5.14
Firefox=3.5.15
Firefox=3.5.16
Firefox=3.5.17
Firefox=3.5.18
Firefox=3.5.19
Firefox=3.6
Firefox=3.6.2
Firefox=3.6.3
Firefox=3.6.4
Firefox=3.6.6
Firefox=3.6.7
Firefox=3.6.8
Firefox=3.6.9
Firefox=3.6.10
Firefox=3.6.11
Firefox=3.6.12
Firefox=3.6.13
Firefox=3.6.14
Firefox=3.6.15
Firefox=3.6.16
Firefox=3.6.17
Firefox=3.6.18
Firefox=3.6.19
Firefox=3.6.20
Firefox=3.6.21
Firefox=3.6.22
Firefox=3.6.23
Firefox=3.6.24
Firefox=3.6.25
Firefox=3.6.26
Firefox=3.6.27
Firefox=3.6.28
Firefox=4.0
Firefox=4.0-beta1
Firefox=4.0-beta10
Firefox=4.0-beta11
Firefox=4.0-beta12
Firefox=4.0-beta2
Firefox=4.0-beta3
Firefox=4.0-beta4
Firefox=4.0-beta5
Firefox=4.0-beta6
Firefox=4.0-beta7
Firefox=4.0-beta8
Firefox=4.0-beta9
Firefox=4.0.1
Firefox=5.0
Firefox=5.0.1
Firefox=6.0
Firefox=6.0.1
Firefox=6.0.2
Firefox=7.0
Firefox=7.0.1
Firefox=8.0
Firefox=8.0.1
Firefox=9.0
Firefox=9.0.1
Firefox=10.0
Firefox=10.0.1
Firefox=10.0.2
Firefox=10.0.3
Firefox=10.0.4
Firefox=10.0.5
Firefox=10.0.6
Firefox=10.0.7
Firefox=10.0.8
Firefox=10.0.9
Firefox=10.0.10
Firefox=10.0.11
Firefox=10.0.12
Firefox=11.0
Firefox=12.0
Firefox=12.0-beta6
Firefox=13.0
Firefox=13.0.1
Firefox=14.0
Firefox=14.0.1
Firefox=15.0
Firefox=15.0.1
Firefox=16.0
Firefox=16.0.1
Firefox=16.0.2
Firefox=17.0
Firefox=17.0.1
Firefox=17.0.2
Firefox=17.0.3
Firefox=17.0.4
Firefox=17.0.5
Firefox=17.0.6
Firefox=17.0.7
Firefox=17.0.8
Firefox=17.0.9
Firefox=17.0.10
Firefox=17.0.11
Firefox=18.0
Firefox=18.0.1
Firefox=18.0.2
Firefox=19.0
Firefox=19.0.1
Firefox=19.0.2
Firefox=20.0
Firefox=20.0.1
Firefox=21.0
Firefox=22.0
Firefox=23.0
Firefox=23.0.1
Firefox=24.0
Firefox=24.1
Firefox=24.1.1
Firefox=25.0
Firefox=25.0.1
Firefox=26.0
Firefox=27.0
Firefox=27.0.1
Firefox=28.0
Firefox=29.0
Firefox=29.0.1
Firefox=30.0
Firefox=31.0
Firefox=31.1.0
Firefox=32.0
Firefox=33.0
Firefox=34.0.5
SUSE Linux=13.1
SUSE Linux=13.2
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=14.10

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-0821?

    CVE-2015-0821 is classified as a critical vulnerability that allows attackers to read arbitrary files and execute JavaScript with elevated privileges.

  • How do I fix CVE-2015-0821?

    The best way to fix CVE-2015-0821 is to update Mozilla Firefox to version 36.0 or later.

  • What versions of Firefox are affected by CVE-2015-0821?

    CVE-2015-0821 affects Mozilla Firefox versions prior to 36.0, including all versions from 0.1 up to 35.0.1.

  • What type of attack does CVE-2015-0821 facilitate?

    CVE-2015-0821 facilitates user-assisted remote attacks, enabling attackers to manipulate files and execute code in a victim's browser.

  • Is there a workaround for CVE-2015-0821?

    There is no known effective workaround for CVE-2015-0821 other than upgrading to the latest version of Firefox.

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