Is CVE-2022-22587 in the CISA KEV catalog?

Yes. CVE-2022-22587 is on the CISA Known Exploited Vulnerabilities list, added 2022-01-28.

What is the CVSS severity of CVE-2022-22587?

CVE-2022-22587 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2022-22587?

CVE-2022-22587 has an EPSS score of 11.64% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2022-22587

CRITICALCISA KEVEPSS 95th pctl

9.8

CVSS v3

NVD

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..

CWE-787Out-of-bounds Write

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

11.64%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Apple Memory Corruption Vulnerability

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

Apply updates per vendor instructions.

Remediation due: 2022-02-11

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-23.