Is CVE-2023-28206 in the CISA KEV catalog?

Yes. CVE-2023-28206 is on the CISA Known Exploited Vulnerabilities list, added 2023-04-10.

What is the CVSS severity of CVE-2023-28206?

CVE-2023-28206 has a CVSS v3 base score of 8.6 (HIGH).

What is the EPSS score for CVE-2023-28206?

CVE-2023-28206 has an EPSS score of 24.51% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2023-28206

HIGHCISA KEVEPSS 98th pctl

8.6

CVSS v3

NVD

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.5, iOS 16.4.1 and iPadOS 16.4.1, macOS Ventura 13.3.1, iOS 15.7.5 and iPadOS 15.7.5, macOS Big Sur 11.7.6. An app 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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

24.51%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Apple iOS, iPadOS, and macOS IOSurfaceAccelerator Out-of-Bounds Write Vulnerability

Apple iOS, iPadOS, and macOS IOSurfaceAccelerator contain an out-of-bounds write vulnerability that allows an app to execute code with kernel privileges.

Apply updates per vendor instructions.

Remediation due: 2023-05-01

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.