Medium severity · published Jul 23, 2019
CVE-2019-9817
Images from a different domain can be read using a canvas object in some circumstances
5.3
CVSS
0.8%
EPSS
No
On KEV
Description
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. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 67.0 · source: NVD
FE
Firefox Esr · Mozilla
before 60.7 · source: NVD
TH
Thunderbird · Mozilla
before 60.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-9817
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-9817
Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1540221
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-13/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-14/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-15/
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