Vulnerability · Published Sep 8, 2021 · Assigned by apple
CVE-2021-30664
High 7.8
In plain English
A high-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.0%top 36.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing a maliciously crafted file may lead to arbitrary code execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS and iPadOS | unspecified – before 14.5 |
| Apple | iOS and iPadOS | unspecified – before 14.5 |
| Apple | tvOS | unspecified – before 14.5 |
| Apple | watchOS | unspecified – before 7.4 |
| Apple | macOS | unspecified – before 11.3 |
References
- https://support.apple.com/en-us/HT212317 x_refsource_MISC
- https://support.apple.com/en-us/HT212323 x_refsource_MISC
- https://support.apple.com/en-us/HT212324 x_refsource_MISC
- https://support.apple.com/en-us/HT212325 x_refsource_MISC