High severity · published Dec 23, 2021
CVE-2018-4302
A null pointer dereference was addressed with improved validation
7.8
CVSS
0.9%
EPSS
No
On KEV
Description
A null pointer dereference was addressed with improved validation. This issue is fixed in macOS High Sierra 10.13, iCloud for Windows 7.0, watchOS 4, iOS 11, iTunes 12.7 for Windows. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.
CVSS vector
CVSS:3.1/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 11 · source: NVD
IC
Icloud · Apple
through 7.0 · source: NVD
IT
Itunes · Apple
before 12.7 · source: NVD
MO
Mac OS X · Apple
before 10.13 · source: NVD
WA
Watchos · Apple
before 4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-4302
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-4302
Vendor Advisory
https://support.apple.com/en-us/HT208112
Vendor Advisory
https://support.apple.com/en-us/HT208115
Vendor Advisory
https://support.apple.com/en-us/HT208141
Vendor Advisory
https://support.apple.com/en-us/HT208142
Vendor Advisory
https://support.apple.com/en-us/HT208144
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