CVE-2023-32443
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS...
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.8, macOS Ventura 13.5, macOS Big Sur 11.7.9. Processing a file may lead to a denial-of-service or potentially disclose memory contents.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.8, macOS Ventura 13.5, macOS Big Sur 11.7.9. Processing a file may lead to a denial-of-service or potentially disclose memory contents.
- Record
CVE-2023-32443- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.8, macOS Ventura 13.5, macOS Big Sur 11.7.9. Processing a file may lead to a denial-of-service or potentially disclose memory contents.
- Record
CVE-2023-32443- Updated
- 2026-11-02
EUVDEUVD-2023-36687
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.8, macOS Ventura 13.5, macOS Big Sur 11.7.9. Processing a file may lead to a denial-of-service or potentially disclose memory contents.
- Record
EUVD-2023-36687- CVSS
- 0.0 None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m5f4-wpc8-674q
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS...
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Ventura 13.5, macOS Monterey 12.6.8, macOS Big Sur 11.7.9. Processing a file may lead to a denial-of-service or potentially disclose memory contents.
- Record
GHSA-m5f4-wpc8-674q- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-32443 is a high vulnerability (CVSS 8.1) in Apple Macos, published July 27, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. No source names a fixed version.