CVE-2020-27927
Apple Security Advisory 2020-12-14-4
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted font file may lead to arbitrary code execution.
Se abordó un problema de escritura fuera de límites con una comprobación de límites mejorada. Este problema se corrigió en macOS Big Sur versión 11.0.1, iOS versión 14.2 y iPadOS versión 14.2, tvOS versión 14.2, watchOS versión 7.1. El procesamiento de un archivo fuente diseñado maliciosamente puede conllevar a una ejecución de código arbitraria
macOS Big Sur 11.0.1 addresses buffer overflow, bypass, code execution, denial of service, information leakage, integer overflow, out of bounds read, out of bounds write, path sanitization, spoofing, and use-after-free vulnerabilities.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-10-27 CVE Reserved
- 2020-11-09 CVE Published
- 2024-08-04 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| http://seclists.org/fulldisclosure/2020/Dec/32 | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://support.apple.com/en-us/HT211928 | 2021-03-10 | |
| https://support.apple.com/en-us/HT211929 | 2021-03-10 | |
| https://support.apple.com/en-us/HT211930 | 2021-03-10 | |
| https://support.apple.com/en-us/HT211931 | 2021-03-10 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Apple Search vendor "Apple" | Ipados Search vendor "Apple" for product "Ipados" | < 14.2 Search vendor "Apple" for product "Ipados" and version " < 14.2" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Iphone Os Search vendor "Apple" for product "Iphone Os" | < 14.2 Search vendor "Apple" for product "Iphone Os" and version " < 14.2" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | < 11.0.1 Search vendor "Apple" for product "Macos" and version " < 11.0.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Tvos Search vendor "Apple" for product "Tvos" | < 14.2 Search vendor "Apple" for product "Tvos" and version " < 14.2" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Watchos Search vendor "Apple" for product "Watchos" | < 7.1 Search vendor "Apple" for product "Watchos" and version " < 7.1" | - |
Affected
| ||||||