CVE-2021-30811
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15,...
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8. A local attacker may be able to read sensitive information.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8. A local attacker may be able to read sensitive information.
- Record
CVE-2021-30811- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8. A local attacker may be able to read sensitive information.
- Record
CVE-2021-30811- Updated
- 2026-11-02
EUVDEUVD-2021-17728 No score
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8. A local attacker may be able to read sensitive information.
- Record
EUVD-2021-17728- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8593-g4x7-7rqc No score
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15,...
This issue was addressed with improved checks. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8. A local attacker may be able to read sensitive information.
- Record
GHSA-8593-g4x7-7rqc- 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-2021-30811 is a medium vulnerability (CVSS 5.5) in Apple Ipados, published October 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. No source names a fixed version.
References
support.apple.com/kb/HT212603
seclists.org/fulldisclosure/2021/Oct/62
nvd.nist.gov/vuln/detail/CVE-2021-30811
github.com/advisories/GHSA-8593-g4x7-7rqc