Security readout for executives and security teams
Plain-English summary
CVE-2022-22628 is an Apple memory-safety flaw where malicious web content could cause arbitrary code execution. The practical risk is compromise after a user or device processes hostile content. Apple fixed it in Safari 15.4 and multiple 15.4/12.3/8.5 platform updates.
Executive priority
Treat as a high-priority Apple patching item, especially for user-facing devices that browse the web. It is serious because code execution is possible, but the supplied evidence does not show active exploitation.
Technical view
The issue is a CWE-416 use-after-free addressed with improved memory management. CVSS 3.1 is 8.8: network reachable, low complexity, no privileges, user interaction required, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely on Apple endpoints, browsers, watches, TVs, phones, tablets, or Macs running versions before the named fixed releases. The source bundle does not provide precise vulnerable version ranges.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. Attack requires processing maliciously crafted web content, so exposure depends on user browsing or embedded web content handling.
Researcher notes
Focus validation on Apple web content processing surfaces and patch state. The public bundle identifies the bug class and impact, but not exploit mechanics, exact vulnerable build ranges, or compensating controls beyond Apple updates.
Mitigation direction
- Update macOS Monterey to 12.3 or later where applicable.
- Update Safari to 15.4 or later.
- Update iOS, iPadOS, tvOS, and watchOS to the fixed versions or later.
- Check Apple advisories for platform-specific update availability.
- Limit exposure to untrusted web content until affected devices are updated.
Validation and detection
- Inventory Apple OS and Safari versions across managed devices.
- Compare installed versions against Apple’s fixed release list.
- Confirm MDM or endpoint tooling reports successful update installation.
- Check vulnerability scanner results for CVE-2022-22628 coverage.
- Review Apple advisory records for each supported platform.
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-416: 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-2022-22628 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/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/HT213182CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213193CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213183CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213186CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213187CVE reference · x_refsource_MISC
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.