Medium severity · published Apr 2, 2021
CVE-2021-1765
This issue was addressed with improved iframe sandbox enforcement
6.5
CVSS
1.4%
EPSS
No
On KEV
Description
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content may violate iframe sandboxing policy.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
11.0 before 11.2 · source: NVD
FE
Fedora · Fedoraproject
32; 33 · source: NVD
MO
Mac OS X · Apple
10.14 before 10.14.6; 10.15 before 10.15.7; 10.14.6; 10.14.6; 10.14.6; 10.14.6; +12 more · source: NVD
WE
Webkitgtk · Webkitgtk
before 2.30.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1765
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1765
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
Third Party Advisory
https://security.gentoo.org/glsa/202104-03
Release Notes
https://support.apple.com/en-us/HT212147
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