CVE-2023-32434
Published: June 23, 2023
Official Description
Apple iOS. iPadOS, macOS, and watchOS contain an integer overflow vulnerability that could allow an application to execute code with kernel privileges.
CISA KEV Advisory
Apple Multiple Products Integer Overflow Vulnerability
Apple iOS. iPadOS, macOS, and watchOS contain an integer overflow vulnerability that could allow an application to execute code with kernel privileges.
Apply updates per vendor instructions.
Risk Analysis
An integer overflow vulnerability in Apple iOS, iPadOS, macOS, and watchOS allows an application to execute code with kernel privileges. The high EPSS score of 0.68276 indicates a high likelihood of exploitation, and its presence in CISA's KEV confirms active exploitation.
This vulnerability is actively exploited in the wild, as confirmed by its inclusion in CISA's KEV. Exploitation likely occurs through a crafted application.
Apple users should update their iOS, iPadOS, macOS, and watchOS devices to the latest patched versions immediately. Ensure all applications are updated and only install apps from trusted sources.
Technical Analysis
CVE-2023-32434 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-2023-32434 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
News & Research Mentioning CVE-2023-32434
Kaspersky GReAT experts look into the Coruna exploit kit targeting iPhones. We discovered that the kernel exploit for CVE-2023-32434 and CVE-2023-38606 is an updated version of the Operation Triangulation exploit. [xlite_meta score:41 src:Securelist (Kaspersky) xlite_fp:2565ebde2c42a5ddd97bb8badc3c0bb920adf1f2c1043794d867e793a643a8c2]
All References (2)
Quick Facts
Known Threat Actors
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-32434 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