CVE-2026-65329
Undergoing Analysis Undergoing Analysis - In Progress

iOS and iPadOS IPSec Authentication Bypass

Vulnerability report for CVE-2026-65329, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-17

Last updated on: 2026-08-18

Assigner: Apple Inc.

Description

An authentication issue was addressed with improved state management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1. An attacker in a privileged network position may be able to bypass IPSec authentication and intercept network traffic.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-17
Last Modified
2026-08-18
Generated
2026-09-07
AI Q&A
2026-08-18
EPSS Evaluated
2026-09-05
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
apple ipados to 26.6.1 (exc)
apple iphone_os to 26.6.1 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-287 When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Attack-Flow Graph

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Executive Summary

This vulnerability is an authentication issue caused by poor state management in iOS and iPadOS. It allows an attacker in a privileged network position to bypass IPSec authentication and intercept network traffic.

Detection Guidance

This vulnerability involves an authentication bypass in IPSec, which may allow interception of network traffic. Detection requires checking IPSec authentication configurations and network traffic patterns. Monitor for unusual traffic flows or failed authentication attempts in IPSec logs. Use network monitoring tools like Wireshark to inspect IPSec packets for anomalies.

Impact Analysis

If exploited, this vulnerability could allow an attacker to intercept sensitive network traffic, potentially accessing confidential data like login credentials or personal information.

Compliance Impact

The provided CVE does not specify direct impacts on compliance with standards like GDPR or HIPAA. The vulnerability involves bypassing IPSec authentication, which could potentially expose network traffic to interception, but no explicit compliance implications are mentioned.

Mitigation Strategies

Update iOS to version 26.6.1 or later and iPadOS to version 26.6.1 or later to address the authentication issue and prevent potential bypass of IPSec authentication.

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