Security readout for executives and security teams
Plain-English summary
A malicious DMG file could cause macOS to run attacker-controlled code with system privileges. The issue relates to insufficient symlink validation and was fixed by Apple in macOS Ventura 13. It matters because user interaction with a crafted disk image can become a full system-level compromise.
Executive priority
Treat as a high-priority endpoint patching issue for Mac fleets, especially where users commonly download third-party software or receive external files. The risk is meaningful, but the provided sources do not support emergency escalation for known active exploitation.
Technical view
CVE-2022-32905 is a CWE-59 symlink validation flaw in Apple macOS. Processing a maliciously crafted DMG may lead to arbitrary code execution with system privileges. The CVSS 3.1 score is 7.8, with local attack vector, low complexity, no privileges required, and user interaction required.
Likely exposure
Exposure is most relevant to Apple macOS systems that have not received the Ventura 13 fix or an applicable Apple security update. The source bundle does not specify exact affected macOS versions beyond the fixed release.
Exploitation context
The bundle does not cite active exploitation, and it is not marked as CISA KEV. Exploitation requires a maliciously crafted DMG to be processed, so phishing, malicious downloads, or unsafe software distribution paths are plausible exposure contexts.
Researcher notes
Key unknowns are exact affected macOS versions and detailed vulnerable component behavior. The public description is limited to improved symlink validation during malicious DMG processing. Avoid assuming exploit availability or broader Apple product exposure without additional vendor evidence.
Mitigation direction
- Apply macOS Ventura 13 or later applicable Apple security updates.
- Verify managed Mac fleets received the CVE-2022-32905 fix.
- Restrict untrusted DMG downloads and mounting where operationally feasible.
- Use endpoint controls to flag suspicious disk image handling.
- Review Apple guidance for any newer platform-specific instructions.
Validation and detection
- Inventory macOS versions across managed endpoints.
- Confirm security update status against Apple release records.
- Check vulnerability management tools for CVE-2022-32905 findings.
- Review endpoint telemetry for unusual DMG processing events.
- Validate user-facing download controls for unmanaged disk images.
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
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CWE-59: Exact CWE lookup
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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-2022-32905 mapping review
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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/HT213488CVE 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.
Improper Link Resolution Before File Access ('Link Following')
Improper Link Resolution Before File Access ('Link Following') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.