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HIGH · 7.0

CVE-2021-30786

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application terminati...

Vulnerability Description

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

CVSS Score

7.0

HIGH

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AppleIphone Os< 14.7
AppleMacos>= 11.0, < 11.5

Related Weaknesses (CWE)

CWE-362

References

FAQ

What is CVE-2021-30786?

CVE-2021-30786 is a vulnerability with a CVSS score of 7.0 (HIGH). A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application terminati...

How severe is CVE-2021-30786?

CVE-2021-30786 has been rated HIGH with a CVSS base score of 7.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30786?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Iphone Os, Apple Macos.