Out-of-bounds Read in Apple iOS And Ipados
CVE-2020-27909
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.021 (80.2th 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
- Apple Tvos — versions unspecified
- Apple Watchos — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_CONFIRM, 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 (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- product-security@apple.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-27909?
- CVE-2020-27909 is a high-severity vulnerability in Apple iOS And Ipados, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2020-12-08.
- How severe is CVE-2020-27909?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-27909 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.