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CVE-2022-22587

Apple Memory Corruption

9.8 CRITICALActively exploited (CISA KEV)EPSS 11.6%
  1. Published18 Mar 2022
  2. Added to CISA KEV28 Jan 2022
  3. Remediation due11 Feb 2022
Actively exploited (CISA KEV)

Apple IOMobileFrameBuffer contains a memory corruption vulnerability which can allow a malicious application to execute arbitrary code with kernel privileges.

Added to KEV: 28 Jan 2022Federal remediation due: 11 Feb 2022

Description

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Apple iPadOS< 15.3
Apple iPhone OS< 15.3
Apple macOS≥ 12.0 < 12.2 · < 11.6.3

Remediation

Fixed in
Apple iPadOS≥ 15.3
Apple iPhone OS≥ 15.3
Apple macOS≥ 12.2

References

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Frequently asked

Is CVE-2022-22587 being actively exploited?

Yes. CVE-2022-22587 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 28 Jan 2022.

How severe is CVE-2022-22587?

CVE-2022-22587 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 11.6% probability of exploitation.

Which products are affected by CVE-2022-22587?

Affected products include Apple iPadOS, Apple iPhone OS, Apple macOS.

How do I fix CVE-2022-22587?

Upgrade affected software to a fixed version, for example Apple iPadOS 15.3, Apple iPhone OS 15.3, Apple macOS 12.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2022-22587 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.