CVE-2025-24223: Processing maliciously crafted web content may lead to memory corruption in Apple tvOS
The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.5, tvOS 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5, Safari 18.5. Processing maliciously crafted web content may lead to memory corruption.
AI Analysis
Technical Summary
CVE-2025-24223 is a high-severity vulnerability affecting Apple tvOS and other Apple operating systems including watchOS, iOS, iPadOS, macOS Sequoia, visionOS, and Safari. The vulnerability arises from improper memory handling when processing maliciously crafted web content, which can lead to memory corruption. Memory corruption vulnerabilities can allow attackers to execute arbitrary code, cause denial of service, or escalate privileges. The CVSS 3.1 base score of 8.0 indicates a high impact with network attack vector, low attack complexity, requiring privileges and user interaction, and resulting in high confidentiality, integrity, and availability impacts. The vulnerability is related to CWE-352, which typically refers to Cross-Site Request Forgery (CSRF), suggesting that exploitation may involve tricking a privileged user into processing malicious web content. The issue was addressed by Apple in version 18.5 updates across multiple platforms, including tvOS 18.5, with improved memory handling to prevent corruption. No known exploits in the wild have been reported yet. The vulnerability affects unspecified versions prior to the patched releases, implying that all unpatched devices remain at risk. Given the involvement of multiple Apple platforms, the attack surface includes Apple TV devices, iPhones, iPads, Macs, Apple Watches, and visionOS devices, especially when users interact with web content via Safari or embedded web views. Exploitation requires user interaction and some level of privileges, which may limit remote exploitation but still poses a significant risk, especially in environments where users access untrusted web content or maliciously crafted web pages. The vulnerability's presence in tvOS is particularly relevant for organizations using Apple TV devices for digital signage, conferencing, or media consumption, as compromise could lead to unauthorized access or disruption of services.
Potential Impact
For European organizations, the impact of CVE-2025-24223 can be substantial, especially those relying on Apple ecosystems for business operations, media delivery, or internal communications. Successful exploitation could lead to unauthorized disclosure of sensitive information (confidentiality), unauthorized modification or corruption of data (integrity), and disruption or denial of service of Apple devices (availability). In sectors such as finance, healthcare, government, and media, where Apple devices are used, this could result in data breaches, operational downtime, and reputational damage. The requirement for user interaction and privileges means that targeted phishing or social engineering campaigns could be used to exploit this vulnerability, increasing risk in environments with less stringent user awareness or device management policies. Additionally, organizations using Apple TV for conference rooms or digital signage could face risks of device takeover, leading to potential lateral movement within networks or exposure of internal communications. The cross-platform nature of the vulnerability means that multi-device environments are at risk, increasing the complexity of mitigation and the potential attack surface.
Mitigation Recommendations
European organizations should prioritize patching all affected Apple devices to the latest versions (tvOS 18.5, watchOS 11.5, iOS/iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5, Safari 18.5) as soon as possible. Beyond patching, organizations should implement strict web content filtering and restrict access to untrusted or unknown websites on Apple devices, especially those used in corporate environments. Deploy endpoint protection solutions capable of detecting anomalous behavior related to memory corruption or exploitation attempts. Enforce least privilege principles to minimize the privileges of users on Apple devices, reducing the potential impact of exploitation. Conduct user awareness training focused on recognizing phishing and social engineering attempts that could trigger exploitation. For Apple TV devices used in enterprise settings, segment these devices on separate network VLANs with limited access to critical internal systems to contain potential compromises. Monitor network traffic for unusual patterns originating from Apple devices, which could indicate exploitation attempts or post-exploitation activity. Finally, maintain an inventory of all Apple devices and ensure compliance with update policies to reduce the attack surface.
Affected Countries
Germany, United Kingdom, France, Netherlands, Sweden, Norway, Denmark, Finland, Italy, Spain
CVE-2025-24223: Processing maliciously crafted web content may lead to memory corruption in Apple tvOS
Description
The issue was addressed with improved memory handling. This issue is fixed in watchOS 11.5, tvOS 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5, Safari 18.5. Processing maliciously crafted web content may lead to memory corruption.
AI-Powered Analysis
Technical Analysis
CVE-2025-24223 is a high-severity vulnerability affecting Apple tvOS and other Apple operating systems including watchOS, iOS, iPadOS, macOS Sequoia, visionOS, and Safari. The vulnerability arises from improper memory handling when processing maliciously crafted web content, which can lead to memory corruption. Memory corruption vulnerabilities can allow attackers to execute arbitrary code, cause denial of service, or escalate privileges. The CVSS 3.1 base score of 8.0 indicates a high impact with network attack vector, low attack complexity, requiring privileges and user interaction, and resulting in high confidentiality, integrity, and availability impacts. The vulnerability is related to CWE-352, which typically refers to Cross-Site Request Forgery (CSRF), suggesting that exploitation may involve tricking a privileged user into processing malicious web content. The issue was addressed by Apple in version 18.5 updates across multiple platforms, including tvOS 18.5, with improved memory handling to prevent corruption. No known exploits in the wild have been reported yet. The vulnerability affects unspecified versions prior to the patched releases, implying that all unpatched devices remain at risk. Given the involvement of multiple Apple platforms, the attack surface includes Apple TV devices, iPhones, iPads, Macs, Apple Watches, and visionOS devices, especially when users interact with web content via Safari or embedded web views. Exploitation requires user interaction and some level of privileges, which may limit remote exploitation but still poses a significant risk, especially in environments where users access untrusted web content or maliciously crafted web pages. The vulnerability's presence in tvOS is particularly relevant for organizations using Apple TV devices for digital signage, conferencing, or media consumption, as compromise could lead to unauthorized access or disruption of services.
Potential Impact
For European organizations, the impact of CVE-2025-24223 can be substantial, especially those relying on Apple ecosystems for business operations, media delivery, or internal communications. Successful exploitation could lead to unauthorized disclosure of sensitive information (confidentiality), unauthorized modification or corruption of data (integrity), and disruption or denial of service of Apple devices (availability). In sectors such as finance, healthcare, government, and media, where Apple devices are used, this could result in data breaches, operational downtime, and reputational damage. The requirement for user interaction and privileges means that targeted phishing or social engineering campaigns could be used to exploit this vulnerability, increasing risk in environments with less stringent user awareness or device management policies. Additionally, organizations using Apple TV for conference rooms or digital signage could face risks of device takeover, leading to potential lateral movement within networks or exposure of internal communications. The cross-platform nature of the vulnerability means that multi-device environments are at risk, increasing the complexity of mitigation and the potential attack surface.
Mitigation Recommendations
European organizations should prioritize patching all affected Apple devices to the latest versions (tvOS 18.5, watchOS 11.5, iOS/iPadOS 18.5, macOS Sequoia 15.5, visionOS 2.5, Safari 18.5) as soon as possible. Beyond patching, organizations should implement strict web content filtering and restrict access to untrusted or unknown websites on Apple devices, especially those used in corporate environments. Deploy endpoint protection solutions capable of detecting anomalous behavior related to memory corruption or exploitation attempts. Enforce least privilege principles to minimize the privileges of users on Apple devices, reducing the potential impact of exploitation. Conduct user awareness training focused on recognizing phishing and social engineering attempts that could trigger exploitation. For Apple TV devices used in enterprise settings, segment these devices on separate network VLANs with limited access to critical internal systems to contain potential compromises. Monitor network traffic for unusual patterns originating from Apple devices, which could indicate exploitation attempts or post-exploitation activity. Finally, maintain an inventory of all Apple devices and ensure compliance with update policies to reduce the attack surface.
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Technical Details
- Data Version
- 5.1
- Assigner Short Name
- apple
- Date Reserved
- 2025-01-17T00:00:45.004Z
- Cisa Enriched
- true
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 682d9815c4522896dcbd63fd
Added to database: 5/21/2025, 9:08:37 AM
Last enriched: 7/12/2025, 1:33:28 AM
Last updated: 7/29/2025, 12:37:09 AM
Views: 14
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