CVE-2020-27931
published 2021-04-02CVE-2020-27931: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and…
PriorityP341high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.99%
59.0th percentile
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | >= unspecified < 14.0 | 14.0 |
| apple | ipados | < 14.0 | 14.0 |
| apple | iphone_os | < 14.0 | 14.0 |
| apple | mac_os_x | < 11.1.0 | 11.1.0 |
| apple | mac_os_x | < 11.0.1 | 11.0.1 |
| apple | macos | >= unspecified < 11.0 | 11.0 |
| apple | macos | >= unspecified < 11.1 | 11.1 |
| apple | tvos | < 14.0 | 14.0 |
| apple | tvos | — | — |
| apple | tvos | >= unspecified < 14.0 | 14.0 |
| apple | watchos | < 7.0 | 7.0 |
| apple | watchos | — | — |
| apple | watchos | >= unspecified < 7.0 | 7.0 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
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Apple
CVE-2020-27931: watchOS 7.0
vendor_apple·2020-09-16·CVSS 7.8
CVE-2020-27931 [HIGH] CVE-2020-27931: watchOS 7.0
Apple Security Update: About the security content of watchOS 7.0
Product: watchOS
Version: 7.0
CVE: CVE-2020-27931
Component: FontParser
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation.
Apple
CVE-2020-27931: tvOS 14.0
vendor_apple·2020-09-16·CVSS 7.8
CVE-2020-27931 [HIGH] CVE-2020-27931: tvOS 14.0
Apple Security Update: About the security content of tvOS 14.0
Product: tvOS
Version: 14.0
CVE: CVE-2020-27931
Component: FontParser
Impact: Processing a maliciously crafted font file may lead to arbitrary code execution
Description: A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation.
GHSA
GHSA-72r6-qv32-4jvm: A memory corruption issue existed in the processing of font files
ghsa_unreviewed·2022-05-24
CVE-2020-27931 [HIGH] CWE-119 GHSA-72r6-qv32-4jvm: A memory corruption issue existed in the processing of font files
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://support.apple.com/en-us/HT211843https://support.apple.com/en-us/HT211844https://support.apple.com/en-us/HT211850https://support.apple.com/en-us/HT211931https://support.apple.com/en-us/HT212011https://support.apple.com/en-us/HT211843https://support.apple.com/en-us/HT211844https://support.apple.com/en-us/HT211850https://support.apple.com/en-us/HT211931https://support.apple.com/en-us/HT212011
2021-04-02
Published