CVE-2019-9817: Medium severity Mozilla Thunderbird vulnerability

Published May 21, 2019
·
Updated

Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy.

Affected Software

9 affected componentsFixes available
Mozilla Thunderbird<60.7
60.7
Mozilla Firefox<67.0
Mozilla Firefox ESR<60.7
Mozilla Thunderbird<60.7
Mozilla Firefox<67
67
Mozilla Firefox ESR<60.7
60.7
debian/firefox
155.0-1
debian/firefox-esr
140.12.0esr-1~deb12u1140.14.0esr-1~deb12u1140.12.0esr-1~deb13u1140.14.0esr-1~deb13u1140.14.0esr-2140.15.0esr-1
debian/thunderbird
1:140.12.0esr-1~deb12u11:140.14.0esr-1~deb12u11:140.12.0esr-1~deb13u11:140.14.0esr-1~deb13u11:140.14.0esr-11:153.2.0esr-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 60.7
  2. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 67
  3. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.7
  4. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 155.0-1
  5. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.12.0esr-1~deb12u1Fixed in 140.14.0esr-1~deb12u1Fixed in 140.12.0esr-1~deb13u1Fixed in 140.14.0esr-1~deb13u1Fixed in 140.14.0esr-2Fixed in 140.15.0esr-1
  6. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:140.14.0esr-1~deb12u1Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:140.14.0esr-1~deb13u1Fixed in 1:140.14.0esr-1Fixed in 1:153.2.0esr-1
  7. Upgrade

    Upgrade Mozilla Thunderbird to a version that resolves this vulnerability.

    Fixed in 60.7
  8. Upgrade

    Upgrade Mozilla Firefox to a version that resolves this vulnerability.

    Fixed in 67
  9. Upgrade

    Upgrade Mozilla Firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.7

Event History

May 21, 2019
CVE Published
via Mozilla·12:00 AM
May 22, 2019
Data Sourced
via Red Hat·01:46 AM
DescriptionSeverityAffected Software
Jul 23, 2019
CVE Published
via MITRE·01:24 PM
Data Sourced
via MITRE·01:24 PM
DescriptionWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software
Jan 11, 2024
Data Sourced
via Launchpad·11:34 PM
Description
Feb 19, 2026
Data Sourced
via Ubuntu·06:00 PM
RemedyDescriptionSeverityAffected Software
Sep 3, 2026
Data Sourced
via Debian·12:39 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of vulnerability CVE-2019-9817?

The severity of vulnerability CVE-2019-9817 is high.

2

Which software versions are affected by CVE-2019-9817?

Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7 are affected by CVE-2019-9817.

3

How can CVE-2019-9817 be exploited?

CVE-2019-9817 can be exploited by reading images from a different domain using a canvas object.

4

What is the risk of CVE-2019-9817?

CVE-2019-9817 allows attackers to steal image data from a different site in violation of same-origin policy.

5

Where can I find more information about CVE-2019-9817?

More information about CVE-2019-9817 can be found at the following references: [1] [2] [3].

Contact

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