Security readout for executives and security teams
Plain-English summary
This Apple macOS issue could let a local app read sensitive location information that should have been redacted from log entries. Apple says it was fixed in macOS Sonoma 14 by improving private data redaction. The business risk is privacy exposure on unmanaged or outdated Macs, not remote system takeover.
Executive priority
Prioritize as a privacy and compliance patching issue for Mac fleets. It is not described as remotely exploitable or actively exploited, but location data exposure can create regulatory, employee privacy, and customer trust concerns if endpoint updates lag.
Technical view
CVE-2023-42943 is a macOS confidentiality flaw involving private data redaction in logs. The CVSS vector is local, low complexity, low privilege, no user interaction, with high confidentiality impact and no integrity or availability impact. Apple lists the fix in macOS Sonoma 14; affected versions are not specified in the provided sources.
Likely exposure
Exposure is most likely on Macs not updated to macOS Sonoma 14 or another Apple-supported release containing the fix. The sources do not specify exact vulnerable versions, impacted log paths, or affected subsystems, so inventory should be tied to Apple advisory status.
Exploitation context
The evidence supports a local, low-privilege app reading sensitive location information from logs. There is no KEV listing, and the provided sources do not report active exploitation, public weaponization, or remote attack capability.
Researcher notes
The source record is sparse: no vulnerable build range, subsystem, log location, or proof-of-concept details are provided. Treat validation as version and fleet-compliance driven. The CWE listed is CWE-125, but the narrative centers on insufficient redaction of sensitive location data in log entries.
Mitigation direction
- Update eligible Macs to macOS Sonoma 14 or a later supported fixed release.
- Use MDM to enforce macOS patch compliance across managed fleets.
- Restrict untrusted local apps, especially on devices handling sensitive location data.
- Review Apple guidance for any newer remediation details or superseding advisories.
Validation and detection
- Inventory macOS versions and identify devices below the Apple-fixed release.
- Confirm MDM reports show the relevant Apple security update installed.
- Check whether unmanaged Macs can run untrusted local apps.
- Review privacy-sensitive workflows where location data may enter macOS logs.
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-125: 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 lookupCVE-2023-42943 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
- Medium
- CVSS
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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:L/UI:N/S:U/C:H/I:N/A:N1.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT213940CVE 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 Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.