Security readout for executives and security teams
Plain-English summary
CVE-2023-28205 is an Apple use-after-free flaw that can let malicious web content execute code on a user's device. Apple fixed it in Safari, iOS/iPadOS, and macOS Ventura updates. Apple reported possible active exploitation, and CISA lists it in KEV, so outdated Apple endpoints should be treated as urgent exposure.
Executive priority
Treat this as an urgent Apple patching item. The business risk is endpoint compromise through web content on outdated Apple devices, with confirmed KEV listing and vendor-noted exploitation. Prioritize rapid remediation over routine monthly cadence.
Technical view
The issue is CWE-416 use-after-free in Apple web content processing, fixed through improved memory management. The CVSS 3.1 score is 8.8 with network attack vector, low complexity, no privileges, and user interaction required. Successful exploitation may allow arbitrary code execution after processing crafted web content.
Likely exposure
Exposure is likely where Safari, iOS, iPadOS, or macOS Ventura devices remain below the fixed releases: Safari 16.4.1, iOS/iPadOS 15.7.5, iOS/iPadOS 16.4.1, and macOS Ventura 13.3.1.
Exploitation context
Active exploitation is supported by Apple’s report language and CISA KEV inclusion. Sources do not provide exploit details, affected component internals, attacker attribution, or campaign scope. User interaction is required because the CVSS vector and description involve processing malicious web content.
Researcher notes
The source bundle identifies the weakness class, CVSS vector, affected Apple product families, fixed releases, and exploitation signal. It does not identify precise vulnerable version ranges beyond fixed-version advisories, nor provide a safe standalone detection method beyond version verification.
Mitigation direction
- Update affected Apple systems to the fixed versions or later.
- Prioritize managed users who browse untrusted or high-risk web content.
- Use MDM compliance rules to block or quarantine outdated Apple endpoints.
- Monitor Apple and CISA guidance for product-specific follow-up.
Validation and detection
- Confirm endpoint inventory shows fixed Apple versions on in-scope devices.
- Check MDM compliance reports for outdated Safari, iOS, iPadOS, and macOS Ventura.
- Review vulnerability scanner findings for CVE-2023-28205 closure.
- Verify patch exceptions have business owners and expiration dates.
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-2023-28205 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
- Yes
- 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.
CISA KEV status
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/HT213723CVE reference
- https://support.apple.com/en-us/HT213722CVE reference
- https://support.apple.com/en-us/HT213721CVE reference
- https://support.apple.com/en-us/HT213720CVE reference
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28205CVE reference · government-resource
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.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.