Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-30666

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 12.5.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 74.7%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
Proposed Action
Apple iOS WebKit contains a buffer-overflow vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Ransomware Campaign
Unknown
Products affected by CVE-2021-30666


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