CVE-2020-27930 vulnerability in Apple Products
Published on December 8, 2020
Known Exploited Vulnerability
This Apple iOS and macOS FontParser Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. A memory corruption issue was addressed with improved input validation. Processing a maliciously crafted font may lead to arbitrary code execution.
The following remediation steps are recommended / required by May 3, 2022: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2020-27930 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2020-27930 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2020-27930
Want to know whenever a new CVE is published for Apple products? stack.watch will email you.
Affected Versions
Apple watchOS:- Version unspecified and below 7.1 is affected.
- Version unspecified and below 14.2 is affected.
- Version unspecified and below 11.0 is affected.
- Version unspecified and below 12.4 is affected.
- Version unspecified and below 6.2 is affected.
- Version unspecified and below 5.3 is affected.
- Version unspecified and below 2020 is affected.
- Version unspecified and below 10.15 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.