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CVE-2019-11742

Public on 2019-09-27
Modified on 2019-10-02
Description

A same-origin policy violation occurs allowing the theft of cross-origin images through a combination of SVG filters and a &lt;canvas&gt; element due to an error in how same-origin policy is applied to cached image content. The resulting same-origin policy violation could allow for data theft. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

Severity
Important
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CVSS v3 Base Score
6.5
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core thunderbird 2019-09-30 22:54 ALAS2-2019-1304

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD CVSSv2 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
NVD CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References

Red Hat: CVE-2019-11742 Mitre: CVE-2019-11742 FAQs regarding Amazon Linux ALAS/CVE Severity