CVE-2020-9934
Published: September 8, 2022
Official Description
Apple iOS, iPadOS, and macOS contain an unspecified vulnerability involving input validation which can allow a local attacker to view sensitive user information.
CISA KEV Advisory
Apple iOS, iPadOS, and macOS Input Validation Vulnerability
Apple iOS, iPadOS, and macOS contain an unspecified vulnerability involving input validation which can allow a local attacker to view sensitive user information.
Apply updates per vendor instructions.
Risk Analysis
This high-severity unspecified vulnerability in Apple iOS, iPadOS, and macOS involves input validation and allows a local attacker to view sensitive user information. While no CVSS score is provided, its inclusion in CISA's KEV catalog and an EPSS score of 0.02440 confirm active exploitation, making it a significant privacy risk.
This vulnerability is actively exploited in the wild and is listed in CISA's KEV catalog. Exploitation requires local access to the device.
Apply the latest security updates from Apple for iOS, iPadOS, and macOS. Ensure that devices are kept up-to-date to protect against known vulnerabilities.
Technical Analysis
CVE-2020-9934 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2020-9934 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-9934 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1