Security readout for executives and security teams
Plain-English summary
CVE-2023-32437 is an Apple iOS and iPadOS sandbox escape issue. Apple says an app may be able to break out of its sandbox, which could weaken device isolation. Apple fixed it in iOS 16.6 and iPadOS 16.6. The sources do not provide CVSS, affected version ranges, or exploitation evidence.
Executive priority
Prioritize remediation for managed Apple mobile devices because sandbox escape flaws can reduce the security boundary between apps and device data. Urgency is high for exposed fleets, but evidence is incomplete on exploitation and exact affected versions.
Technical view
Apple describes a file handling protocol issue that could allow an app to escape its sandbox on iOS and iPadOS. The fix was improved file handling protocol behavior in iOS 16.6 and iPadOS 16.6. No CWE, CVSS vector, exploit details, or exact vulnerable version range are provided in the source bundle.
Likely exposure
Organizations with iPhones or iPads below iOS 16.6 or iPadOS 16.6 may have exposure. The source bundle does not define the exact vulnerable version range, so inventory validation should focus on current OS versions and update status.
Exploitation context
The provided sources do not state active exploitation, and the CVE is not marked as CISA KEV in the bundle. Treat this as a serious local app isolation issue, but do not assume known in-the-wild exploitation from the available evidence.
Researcher notes
Available data is sparse. Apple names the impact and fixed versions but does not provide CVSS, CWE, root cause details, affected build ranges, or exploitation indicators. Avoid inferring impact beyond app sandbox escape on iOS and iPadOS.
Mitigation direction
- Update supported iPhones to iOS 16.6 or later.
- Update supported iPads to iPadOS 16.6 or later.
- Check Apple security guidance for any later superseding updates.
- Prioritize managed or high-risk mobile fleets first.
Validation and detection
- Inventory iOS and iPadOS versions across managed devices.
- Flag devices running below 16.6 for remediation review.
- Confirm update installation through MDM or device settings.
- Review app installation controls for unmanaged or high-risk apps.
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.
CVE-2023-32437 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT213841CVE reference
- https://support.apple.com/kb/HT213757CVE reference
- https://support.apple.com/kb/HT213761CVE reference
- https://support.apple.com/kb/HT213764CVE reference
- https://support.apple.com/kb/HT213758CVE 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.