High severity · published Mar 5, 2019
CVE-2019-6221
An out-of-bounds read was addressed with improved bounds checking
7.8
CVSS
0.9%
EPSS
No
On KEV
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, iTunes 12.9.3 for Windows. A malicious application may be able to elevate privileges.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before iOS 12.1.3 · source: vendor, NVD
MA
macOS · Apple
before macOS Mojave 10.14.3 · source: vendor
IF
iTunes for Windows · Apple
before iTunes 12.9.3 for Windows · source: vendor
IT
Itunes · Apple
before 12.9.3 · source: NVD
MO
Mac OS X · Apple
before 10.14.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6221
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6221
Third Party Advisory
http://www.securityfocus.com/bid/106694
Vendor Advisory
https://support.apple.com/HT209443
Vendor Advisory
https://support.apple.com/HT209446
Vendor Advisory
https://support.apple.com/HT209450
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