CVE-2021-1833

HIGH

7.8

CVSS Score

Published: September 8, 2021 at 02:43 PM UTC

Updated: June 17, 2026 at 03:32 AM UTC

2 products affected across 1 vendoriPhone OSiPadOS

Using iOS and iPadOS by Apple?

Get instant alerts when new vulnerabilities affect iOS and iPadOS - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.8

Exploit prediction

EPSS 0.9%

Description

This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may be able to gain elevated privileges.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iPadOS · Apple

95%

v < 14.5

Affected range stops below 14.5, so it looks safe — our inference, not a vendor statement

iPhone OS · Apple

95%

v < 14.5

Affected range stops below 14.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://support.apple.com/en-us/HT212317

References (1)

x_refsource_MISCRelease NotesVendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT212317

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card