Vulnerability in Apple iOS And Ipados
CVE-2021-30954
A type confusion issue was addressed with improved memory handling. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.
EPSS: 0.015 (70.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Ios And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone_os
- Apple Macos — versions unspecified
- Apple Safari
- Apple Tvos
- Apple Watchos — versions unspecified
- Debian Debian_linux — versions 10.0, 11.0
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (mailing-list, x_refsource_MLIST)
- product-security@apple.com (x_refsource_FEDORA, vendor-advisory)
- product-security@apple.com (vendor-advisory, x_refsource_DEBIAN)
- product-security@apple.com (vendor-advisory, x_refsource_DEBIAN)
- product-security@apple.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-30954?
- CVE-2021-30954 is a high-severity vulnerability in Apple iOS And Ipados, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 7.8/10. Published 2021-08-24.
- How severe is CVE-2021-30954?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-30954 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.