CVE-2023-27970
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in...
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. An app may be able to execute arbitrary code with kernel privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. An app may be able to execute arbitrary code with kernel privileges.
- Record
CVE-2023-27970- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. An app may be able to execute arbitrary code with kernel privileges.
- Record
CVE-2023-27970- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2023-31696
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. An app may be able to execute arbitrary code with kernel privileges.
- Record
EUVD-2023-31696- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mpr9-5w6h-9r45
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in...
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 16.4 and iPadOS 16.4. An app may be able to execute arbitrary code with kernel privileges
- Record
GHSA-mpr9-5w6h-9r45- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-27970 is a high vulnerability (CVSS 7.8) in Apple Ipados, published May 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.