CWE
200
Advisory Published
Updated

CVE-2018-18511: Infoleak

First published: Mon Dec 31 2018(Updated: )

A flaw was found in Firefox version 65. Cross-origin images can be read from a canvas element in violation of the same-origin policy using the transferFromImageBitmap method. Note: This only affects Firefox 65. Previous versions are unaffected. Upstream Bug: <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=1526218">https://bugzilla.mozilla.org/show_bug.cgi?id=1526218</a> External References: <a href="https://www.mozilla.org/en-US/security/advisories/mfsa2019-04/#CVE-2018-18511">https://www.mozilla.org/en-US/security/advisories/mfsa2019-04/#CVE-2018-18511</a>

Credit: security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<60.7
60.7
Mozilla Thunderbird<60.7
60.7
redhat/firefox<65.0.1
65.0.1
Mozilla Firefox<65.0.1
65.0.1
Mozilla Firefox=65.0
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/firefox<65.0.1
65.0.1
ubuntu/firefox<65.0.1+
65.0.1+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
ubuntu/thunderbird<60.7
60.7
ubuntu/thunderbird<1:60.7.0+
1:60.7.0+
debian/firefox
125.0.3-1
debian/firefox-esr
91.12.0esr-1~deb10u1
115.10.0esr-1~deb10u1
115.7.0esr-1~deb11u1
115.10.0esr-1~deb11u1
115.7.0esr-1~deb12u1
115.10.0esr-1~deb12u1
115.10.0esr-1
debian/thunderbird
1:91.12.0-1~deb10u1
1:115.10.1-1~deb10u1
1:115.7.0-1~deb11u1
1:115.10.1-1~deb11u1
1:115.7.0-1~deb12u1
1:115.10.1-1~deb12u1
1:115.10.1-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2018-18511.

  • What is the severity of CVE-2018-18511?

    The severity of CVE-2018-18511 is high with a severity value of 4.3.

  • Which software versions are affected by CVE-2018-18511?

    CVE-2018-18511 affects Firefox versions < 65.0.1 and Thunderbird versions < 60.7.

  • What is the impact of CVE-2018-18511?

    CVE-2018-18511 allows cross-origin images to be read from a canvas element, violating the same-origin policy.

  • How can I fix CVE-2018-18511?

    To fix CVE-2018-18511, update Firefox to version 65.0.1 or later, or update Thunderbird to version 60.7 or later.

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