CVE-2025-31214: Apple iPadOS Information Disclosure Flaw

CVE-2025-31214 Overview

CVE-2025-31214 is a network-based vulnerability affecting Apple iOS and iPadOS devices. The flaw stems from improper state management, allowing an attacker in a privileged network position to intercept network traffic. Apple addressed the issue in iOS 18.5 and iPadOS 18.5 through improved state management. The vulnerability maps to [CWE-300], which covers channel-accessible-by-non-endpoint scenarios commonly described as man-in-the-middle (MITM) conditions.

Critical Impact
Attackers positioned on the network path can intercept confidential traffic from affected iOS and iPadOS devices, exposing sensitive data in transit before patching to version 18.5.

Affected Products

Apple iOS versions prior to 18.5
Apple iPadOS versions prior to 18.5
Apple iPhone and iPad devices running unpatched OS releases

Discovery Timeline

2025-05-12 - CVE-2025-31214 published to the National Vulnerability Database (NVD)
2025-05-12 - Apple releases iOS 18.5 and iPadOS 18.5 with the fix documented in the Apple Support Article
2025-11-03 - Last updated in the NVD database

Technical Details for CVE-2025-31214

Vulnerability Analysis

The vulnerability resides in network-related state handling within iOS and iPadOS. Improper state management permits an attacker who already holds a privileged network position to manipulate or observe traffic flows that should remain protected. The issue is classified under [CWE-300], indicating a man-in-the-middle exposure on a communication channel.

Exploitation impacts confidentiality and availability of the affected network sessions but does not directly compromise integrity according to the published CVSS vector. The attacker must hold low privileges and be reachable over the network, with no user interaction required.

Root Cause

The root cause is incorrect state tracking inside the affected networking subsystem. When state transitions are not properly validated, an adjacent attacker can interpose on connections that were expected to be authenticated or otherwise protected. Apple's advisory describes the remediation as "improved state management," indicating tighter validation of connection state across protocol transitions.

Attack Vector

The attack vector is network-based and requires the adversary to occupy a privileged position along the traffic path. Typical positions include rogue Wi-Fi access points, compromised upstream routers, ARP spoofing on shared LAN segments, or BGP/DNS hijacks on transit links. Once positioned, the attacker leverages the state-handling weakness to intercept traffic flowing to or from the iOS or iPadOS device.

No verified public proof-of-concept code is available for CVE-2025-31214. Apple's security advisory does not publish exploitation details, and no entries exist on Exploit-DB or in the CISA Known Exploited Vulnerabilities catalog. Refer to the Full Disclosure Mailing List and the Apple Support Article for the official technical references.

Detection Methods for CVE-2025-31214

Indicators of Compromise

Unexpected TLS certificate warnings or certificate pinning failures observed on iOS or iPadOS devices.
Anomalous ARP table entries, gateway MAC changes, or rogue DHCP responses on networks where iOS or iPadOS devices operate.
Unusual traffic patterns from mobile clients to unfamiliar IP addresses or proxy endpoints.

Detection Strategies

Inventory iOS and iPadOS device versions across the fleet and flag any device running a version earlier than 18.5.
Inspect wireless infrastructure logs for evidence of evil-twin access points or unauthorized SSIDs broadcasting in corporate areas.
Correlate VPN, proxy, and NetFlow telemetry to identify mobile clients whose traffic deviates from expected egress paths.

Monitoring Recommendations

Enable mobile device management (MDM) compliance reporting to enforce minimum OS version 18.5.
Monitor for sudden certificate authority or root trust changes on managed Apple devices.
Continuously assess Layer 2 and Layer 3 network hygiene, including 802.1X authentication and DHCP snooping, to reduce attacker positioning opportunities.

How to Mitigate CVE-2025-31214

Immediate Actions Required

Update all iPhone and iPad devices to iOS 18.5 or iPadOS 18.5 or later without delay.
Push the update through MDM and block non-compliant devices from accessing sensitive corporate resources.
Require VPN or Zero Trust Network Access for mobile devices connecting from untrusted networks until patching is verified.

Patch Information

Apple released iOS 18.5 and iPadOS 18.5 with improved state management to remediate CVE-2025-31214. Patch details and release notes are available in the Apple Support Article. Administrators should validate deployment status using MDM reporting and Apple's built-in software update enforcement.

Workarounds

Restrict device usage on untrusted Wi-Fi networks; require corporate VPN with strong certificate validation for all sessions.
Enforce HSTS and certificate pinning in enterprise applications to limit MITM exposure where feasible.
Disable automatic joining of open or unknown Wi-Fi networks through MDM configuration profiles.

bash

# Example MDM compliance check for minimum iOS version
# Pseudocode - adapt to your MDM platform's policy syntax
if device.os_family in ["iOS", "iPadOS"] and device.os_version < "18.5":
    action: quarantine
    notify: end_user
    block: corporate_resources