CVE-2023-40419: An app may be able to gain elevated privileges in Apple iOS and iPadOS
The issue was addressed with improved checks. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, watchOS 10. An app may be able to gain elevated privileges.
AI Analysis
Technical Summary
CVE-2023-40419 is a high-severity vulnerability affecting Apple iOS and iPadOS platforms, as well as related operating systems including tvOS 17 and watchOS 10. The vulnerability allows a malicious application to gain elevated privileges on the affected devices. Specifically, the issue stems from insufficient privilege checks within the operating system, which could be exploited by an app to escalate its privileges beyond what is normally permitted. This could enable the app to perform unauthorized actions, potentially compromising the confidentiality, integrity, and availability of the device and its data. The vulnerability was addressed by Apple through improved privilege verification mechanisms in the latest OS updates. The CVSS v3.1 score of 7.8 reflects the vulnerability's high impact, with a vector indicating that exploitation requires local access (AV:L), low attack complexity (AC:L), no privileges required (PR:N), but user interaction is necessary (UI:R). The scope is unchanged (S:U), and the impact on confidentiality, integrity, and availability is high (C:H/I:H/A:H). No known exploits in the wild have been reported as of the publication date, but the potential for abuse remains significant given the nature of privilege escalation on widely used mobile platforms. The affected versions are unspecified, but the fix is included in iOS 17, iPadOS 17, tvOS 17, and watchOS 10, indicating that earlier versions remain vulnerable if not updated.
Potential Impact
For European organizations, the impact of CVE-2023-40419 can be substantial, especially for those relying on Apple mobile devices for business operations, communications, and sensitive data handling. A successful exploitation could allow attackers to bypass security controls, access confidential corporate information, manipulate or delete data, and potentially deploy further malware or ransomware. This risk is heightened in sectors with strict data protection requirements such as finance, healthcare, and government, where unauthorized access could lead to regulatory penalties under GDPR and damage to reputation. Additionally, the ability to escalate privileges locally means that insider threats or compromised devices could be leveraged to gain deeper access into corporate networks. The lack of known exploits in the wild reduces immediate risk but does not eliminate it, as threat actors may develop exploits given the public disclosure. The requirement for user interaction suggests phishing or social engineering could be vectors for exploitation, emphasizing the need for user awareness and device management policies.
Mitigation Recommendations
European organizations should prioritize updating all Apple devices to the latest OS versions (iOS 17, iPadOS 17, tvOS 17, watchOS 10) to ensure the vulnerability is patched. Beyond patching, organizations should implement strict mobile device management (MDM) policies to control app installations, enforce app vetting, and restrict installation of apps from untrusted sources. Employing endpoint security solutions that monitor for suspicious privilege escalation behaviors can provide additional detection capabilities. User training to recognize phishing attempts and avoid installing untrusted apps is critical given the user interaction requirement for exploitation. Network segmentation and limiting sensitive data access from mobile devices can reduce the impact of a compromised device. Regular audits of device compliance and privilege usage can help identify anomalies early. Finally, organizations should maintain incident response plans that include mobile device compromise scenarios.
Affected Countries
Germany, France, United Kingdom, Italy, Spain, Netherlands, Sweden, Belgium, Poland, Ireland
CVE-2023-40419: An app may be able to gain elevated privileges in Apple iOS and iPadOS
Description
The issue was addressed with improved checks. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, watchOS 10. An app may be able to gain elevated privileges.
AI-Powered Analysis
Technical Analysis
CVE-2023-40419 is a high-severity vulnerability affecting Apple iOS and iPadOS platforms, as well as related operating systems including tvOS 17 and watchOS 10. The vulnerability allows a malicious application to gain elevated privileges on the affected devices. Specifically, the issue stems from insufficient privilege checks within the operating system, which could be exploited by an app to escalate its privileges beyond what is normally permitted. This could enable the app to perform unauthorized actions, potentially compromising the confidentiality, integrity, and availability of the device and its data. The vulnerability was addressed by Apple through improved privilege verification mechanisms in the latest OS updates. The CVSS v3.1 score of 7.8 reflects the vulnerability's high impact, with a vector indicating that exploitation requires local access (AV:L), low attack complexity (AC:L), no privileges required (PR:N), but user interaction is necessary (UI:R). The scope is unchanged (S:U), and the impact on confidentiality, integrity, and availability is high (C:H/I:H/A:H). No known exploits in the wild have been reported as of the publication date, but the potential for abuse remains significant given the nature of privilege escalation on widely used mobile platforms. The affected versions are unspecified, but the fix is included in iOS 17, iPadOS 17, tvOS 17, and watchOS 10, indicating that earlier versions remain vulnerable if not updated.
Potential Impact
For European organizations, the impact of CVE-2023-40419 can be substantial, especially for those relying on Apple mobile devices for business operations, communications, and sensitive data handling. A successful exploitation could allow attackers to bypass security controls, access confidential corporate information, manipulate or delete data, and potentially deploy further malware or ransomware. This risk is heightened in sectors with strict data protection requirements such as finance, healthcare, and government, where unauthorized access could lead to regulatory penalties under GDPR and damage to reputation. Additionally, the ability to escalate privileges locally means that insider threats or compromised devices could be leveraged to gain deeper access into corporate networks. The lack of known exploits in the wild reduces immediate risk but does not eliminate it, as threat actors may develop exploits given the public disclosure. The requirement for user interaction suggests phishing or social engineering could be vectors for exploitation, emphasizing the need for user awareness and device management policies.
Mitigation Recommendations
European organizations should prioritize updating all Apple devices to the latest OS versions (iOS 17, iPadOS 17, tvOS 17, watchOS 10) to ensure the vulnerability is patched. Beyond patching, organizations should implement strict mobile device management (MDM) policies to control app installations, enforce app vetting, and restrict installation of apps from untrusted sources. Employing endpoint security solutions that monitor for suspicious privilege escalation behaviors can provide additional detection capabilities. User training to recognize phishing attempts and avoid installing untrusted apps is critical given the user interaction requirement for exploitation. Network segmentation and limiting sensitive data access from mobile devices can reduce the impact of a compromised device. Regular audits of device compliance and privilege usage can help identify anomalies early. Finally, organizations should maintain incident response plans that include mobile device compromise scenarios.
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Technical Details
- Data Version
- 5.1
- Assigner Short Name
- apple
- Date Reserved
- 2023-08-14T20:26:36.258Z
- Cisa Enriched
- true
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 682d981fc4522896dcbdc8b5
Added to database: 5/21/2025, 9:08:47 AM
Last enriched: 7/3/2025, 1:41:09 PM
Last updated: 7/26/2025, 10:33:40 AM
Views: 16
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