Security readout for executives and security teams
Plain-English summary
CVE-2022-42798 is an Apple platform memory-handling issue. If a user opens or otherwise parses a maliciously crafted audio file, user information may be disclosed. The business impact is confidentiality-focused, not system takeover based on the provided evidence.
Executive priority
Treat as a routine but necessary Apple patching item. Prioritize managed fleets, executives, and users handling external media, because the stated impact is disclosure of user information.
Technical view
Apple describes this as improper memory handling, mapped to CWE-119. The CVSS 3.1 vector is local, low complexity, no privileges required, user interaction required, unchanged scope, high confidentiality impact, and no integrity or availability impact.
Likely exposure
Exposure is most likely on Apple devices running affected pre-fix versions of iOS, iPadOS, macOS, tvOS, or watchOS that can process malicious audio files.
Exploitation context
The source bundle does not show active exploitation, and this CVE is not marked KEV. Exploitation requires user interaction with a maliciously crafted audio file, according to the CVSS vector and Apple description.
Researcher notes
Evidence is limited to Apple advisories, CVE metadata, CWE-119, and CVSS. The bundle does not include root-cause details, proof-of-concept status, affected build ranges, or exploitation reports.
Mitigation direction
- Update iOS to 15.7.1 or 16.1 or later, as applicable.
- Update iPadOS to 15.7.1 or 16 or later, as applicable.
- Update macOS to Ventura 13, Monterey 12.6.1, Big Sur 11.7.1, or later.
- Update tvOS to 16.1 or later and watchOS to 9.1 or later.
- For unsupported devices, check current Apple guidance and reduce exposure to untrusted audio files.
Validation and detection
- Inventory Apple endpoints and record exact OS versions.
- Confirm devices meet or exceed the Apple fixed versions listed for this CVE.
- Use MDM or endpoint reporting to identify noncompliant Apple devices.
- Verify patch records against Apple security update pages for each platform.
- Prioritize users likely to receive or process external audio files.
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-119: 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-2022-42798 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:N/UI:R/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:N/UI:R/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:N/UI:R/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT213488CVE reference
- https://support.apple.com/en-us/HT213493CVE reference
- https://support.apple.com/en-us/HT213494CVE reference
- https://support.apple.com/en-us/HT213489CVE reference
- https://support.apple.com/en-us/HT213492CVE reference
- https://support.apple.com/en-us/HT213491CVE reference
- https://support.apple.com/en-us/HT213490CVE 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 Restriction of Operations within the Bounds of a Memory Buffer
Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.