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Case File

CVE-2018-4121

HIGH · CVSS 8.8 EPSS 13.21% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-04-03 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects Windows. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 13.2% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-4121
Severity
HIGH
CVSS
8.8
EPSS
13.21%
Windows

Original NVD Description

An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Related CVEs

Other vulnerabilities affecting the same vendor(s)