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CVE-2022-32886: Processing maliciously crafted web content may lead to arbitrary code execution in Apple iOS

High
VulnerabilityCVE-2022-32886cvecve-2022-32886
Published: Tue Sep 20 2022 (09/20/2022, 00:00:00 UTC)
Source: CVE Database V5
Vendor/Project: Apple
Product: iOS

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Safari 16, iOS 16, iOS 15.7 and iPadOS 15.7. Processing maliciously crafted web content may lead to arbitrary code execution.

AI-Powered Analysis

AILast updated: 07/08/2025, 02:13:17 UTC

Technical Analysis

CVE-2022-32886 is a high-severity vulnerability affecting Apple iOS and Safari browsers, specifically involving a buffer overflow issue in the processing of web content. The vulnerability arises due to improper memory handling when processing maliciously crafted web content, which can lead to arbitrary code execution. This means an attacker could exploit this flaw by tricking a user into visiting a specially crafted web page or opening malicious web content, potentially allowing the attacker to execute arbitrary code with the privileges of the Safari browser or the affected iOS process. The vulnerability is identified as CWE-787 (Out-of-bounds Write), indicating that the flaw involves writing data outside the bounds of allocated memory, which can corrupt memory and lead to control flow hijacking. The CVSS v3.1 base score is 8.8, reflecting a high severity level. The vector string (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) indicates that the attack can be performed remotely over the network without privileges but requires user interaction (e.g., visiting a malicious website). The impact on confidentiality, integrity, and availability is high, as arbitrary code execution can lead to full system compromise. The vulnerability was addressed by Apple in Safari 16, iOS 16, iOS 15.7, and iPadOS 15.7 through improved memory handling. There are no known exploits in the wild as of the publication date, but the nature of the vulnerability makes it a critical risk if exploited. The affected versions are unspecified but presumably include versions prior to the patched releases. This vulnerability is particularly concerning due to the widespread use of iOS devices and Safari in mobile environments, making it a significant attack vector for remote exploitation via web content.

Potential Impact

For European organizations, the impact of CVE-2022-32886 can be substantial. Many enterprises and government agencies rely heavily on iOS devices for communication, mobile workforce productivity, and secure access to corporate resources. Successful exploitation could lead to unauthorized access to sensitive corporate data, espionage, or disruption of services. The arbitrary code execution capability could allow attackers to install persistent malware, exfiltrate confidential information, or pivot into internal networks if the device is connected to corporate infrastructure. Given the high confidentiality, integrity, and availability impact, organizations could face data breaches, regulatory penalties under GDPR, and reputational damage. Additionally, sectors such as finance, healthcare, and critical infrastructure in Europe are particularly sensitive to such compromises. The requirement for user interaction (visiting a malicious web page) means that phishing or social engineering campaigns could be used to trigger exploitation, increasing the risk to end users. The lack of known exploits in the wild suggests that proactive patching can effectively mitigate risk before widespread attacks occur.

Mitigation Recommendations

European organizations should prioritize the following mitigation steps: 1) Immediate deployment of the security updates provided by Apple for iOS 15.7, iOS 16, iPadOS 15.7, and Safari 16 to all managed devices. 2) Enforce mobile device management (MDM) policies to ensure devices are updated promptly and to restrict installation of untrusted applications or profiles. 3) Implement network-level protections such as web filtering and DNS filtering to block access to known malicious websites that could host exploit content. 4) Educate users on the risks of clicking unknown or suspicious links, emphasizing the importance of cautious browsing behavior. 5) Monitor device logs and network traffic for unusual activity that could indicate exploitation attempts. 6) Consider deploying endpoint detection and response (EDR) solutions capable of detecting anomalous behavior on iOS devices. 7) For high-risk environments, restrict Safari usage or enforce the use of secure browsing configurations until patches are applied. These steps go beyond generic advice by focusing on organizational controls, user awareness, and technical enforcement tailored to the iOS ecosystem.

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Technical Details

Data Version
5.1
Assigner Short Name
apple
Date Reserved
2022-06-09T00:00:00.000Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 68386f5b182aa0cae2811a62

Added to database: 5/29/2025, 2:29:47 PM

Last enriched: 7/8/2025, 2:13:17 AM

Last updated: 8/16/2025, 2:42:52 PM

Views: 16

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