High severity · published Oct 16, 2020
CVE-2020-9983
An out-of-bounds write issue was addressed with improved bounds checking
8.8
CVSS
2.2%
EPSS
No
On KEV
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 14.0 · source: NVD
FE
Fedora · Fedoraproject
32; 33 · source: NVD
IC
Icloud · Apple
11.5 · source: NVD
IT
Itunes · Apple
12.10.9 · source: NVD
SA
Safari · Apple
before 14.0 · source: NVD
TV
Tvos · Apple
14.0 · source: NVD
WA
Watchos · Apple
7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9983
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9983
Mailing List
http://seclists.org/fulldisclosure/2020/Nov/18
Mailing List
http://seclists.org/fulldisclosure/2020/Nov/19
Mailing List
http://seclists.org/fulldisclosure/2020/Nov/20
Mailing List
http://seclists.org/fulldisclosure/2020/Nov/22
Mailing List
http://www.openwall.com/lists/oss-security/2020/11/23/3
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY2OBQZFMEFZOSWXPXHPEHOJXXILEEX2/
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