Medium severity · published Jan 8, 2020
CVE-2019-11762
If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin…
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 70.0 · source: NVD
FE
Firefox Esr · Mozilla
before 68.2 · source: NVD
TH
Thunderbird · Mozilla
before 68.2 · source: NVD
UL
Ubuntu Linux · Canonical
16.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11762
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11762
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1582857
Third Party Advisory
https://security.gentoo.org/glsa/202003-10
Third Party Advisory
https://usn.ubuntu.com/4335-1/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-33/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-34/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-35/
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