Vulnerability in Apple iOS
CVE-2021-30758
A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.
EPSS: 0.016 (74.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Ios — versions unspecified
- Apple Iphone_os
- Apple Macos — versions unspecified
- Apple Safari
- Apple Tvos
- Apple Watchos
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-30758?
- CVE-2021-30758 is a high-severity vulnerability in Apple iOS, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 8.8/10. Published 2021-09-08.
- How severe is CVE-2021-30758?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-30758 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.