Security readout for executives and security teams
Plain-English summary
CVE-2022-32866 is an Apple memory-handling flaw that could let a malicious app run code with kernel privileges. That level of access can compromise device confidentiality, integrity, and availability. Apple states the issue is fixed in macOS Big Sur 11.7, macOS Monterey 12.6, macOS Ventura 13, watchOS 9, and tvOS 16.
Executive priority
Prioritize remediation for managed Macs and other Apple devices that can run untrusted or user-installed apps. The business risk is high because successful exploitation could grant kernel-level control, but the provided evidence does not show active exploitation or remote attackability.
Technical view
The CVE is mapped to CWE-787 and scored CVSS 7.8 with local attack vector, low complexity, no privileges required, and user interaction required. Apple describes the impact as arbitrary code execution with kernel privileges by an app. The public bundle does not identify the affected component or provide deeper root-cause details beyond improved memory handling.
Likely exposure
Exposure is most likely on Apple macOS, watchOS, or tvOS devices running versions older than the fixed releases named by Apple. The source bundle does not provide complete vulnerable version ranges, so asset validation must compare deployed OS versions against Apple’s fixed-version guidance.
Exploitation context
The bundle does not show CISA KEV listing or any cited evidence of active exploitation. The attack requires local app execution and user interaction, but no prior privileges according to the CVSS vector. Do not treat this as remotely exploitable based on the provided evidence.
Researcher notes
Public details are sparse. Apple attributes the fix to improved memory handling and the CVE maps to CWE-787. The key confirmed impact is app-triggered arbitrary code execution with kernel privileges. Avoid assuming a specific subsystem, exploit chain, or vulnerable version range beyond the Apple fixed-release statements.
Mitigation direction
- Update macOS systems to Big Sur 11.7, Monterey 12.6, Ventura 13, or later supported releases.
- Update Apple Watch devices to watchOS 9 or later supported releases.
- Update Apple TV devices to tvOS 16 or later supported releases.
- Use MDM compliance policies to block or quarantine outdated Apple devices.
- Limit installation and execution of untrusted apps until affected devices are patched.
- Check Apple security guidance for any superseding updates or product-specific instructions.
Validation and detection
- Inventory all macOS, watchOS, and tvOS assets in managed and unmanaged populations.
- Verify each device OS version against Apple’s fixed versions listed for CVE-2022-32866.
- Confirm MDM reporting reflects successful update installation, not only update availability.
- Review endpoint logs for unexpected app execution on unpatched Apple devices.
- Document exceptions where devices cannot update and apply compensating access controls.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-32866 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT213443CVE reference
- https://support.apple.com/en-us/HT213444CVE reference
- https://support.apple.com/en-us/HT213488CVE reference
- https://support.apple.com/en-us/HT213486CVE reference
- https://support.apple.com/en-us/HT213487CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.