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Unrated severityNVD Advisory· Published Jun 23, 2023· Updated Dec 5, 2024

CVE-2023-27940

CVE-2023-27940

Description

A sandboxed app on Apple devices could bypass permissions to observe system-wide network connections, fixed in iOS 15.7.6, macOS Monterey 12.6.6, and macOS Ventura 13.4.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

A sandboxed app on Apple devices could bypass permissions to observe system-wide network connections, fixed in iOS 15.7.6, macOS Monterey 12.6.6, and macOS Ventura 13.4.

Vulnerability

The vulnerability is a missing permissions check that allows a sandboxed app to observe system-wide network connections. Affected versions include iOS and iPadOS before 15.7.6, macOS Monterey before 12.6.6, and macOS Ventura before 13.4 [1][2][3].

Exploitation

An attacker needs to have a sandboxed app installed on the device. No additional authentication or user interaction beyond installing the app is required. The app can then monitor network connections system-wide, bypassing sandbox restrictions.

Impact

Successful exploitation allows the attacker to observe network connections, leading to information disclosure about which services the device is communicating with. This compromises the confidentiality of network activity.

Mitigation

Apple addressed the issue with additional permissions checks in iOS 15.7.6 and iPadOS 15.7.6, macOS Monterey 12.6.6, and macOS Ventura 13.4, released on May 18, 2023 [1][2][3]. No workaround is available; users should update to the latest versions.

References
  1. About the security content of macOS Ventura 13.4 - Apple Support
  2. About the security content of macOS Monterey 12.6.6 - Apple Support
  3. About the security content of iOS 15.7.6 and iPadOS 15.7.6 - Apple Support

AI Insight generated on May 25, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

6

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

3

News mentions

0

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