CVE-2015-5802

Vulnerability

CVE-2015-5802 is a memory corruption vulnerability in WebKit, the rendering engine used by Apple Safari on iOS and macOS, as well as in iTunes for Windows. Affected versions include iOS prior to 9 and iTunes prior to 12.3 [1][3]. The vulnerability allows a remote attacker to cause memory corruption and application crash, potentially leading to arbitrary code execution.

Exploitation

An attacker can exploit this vulnerability by hosting a malicious website and enticing a user to visit it. No additional authentication or user interaction beyond visiting the site is required. The attacker does not need a privileged network position, as the attack can be performed over the internet.

Impact

Successful exploitation allows the attacker to execute arbitrary code on the victim's device, or cause a denial of service via application crash. The code runs in the context of the affected application (e.g., Safari or iTunes), potentially compromising the user's data and device integrity.

Mitigation

Apple released security updates to address this vulnerability in iOS 9 [1] and iTunes 12.3 [3]. Users should update to the latest versions of these products. No workarounds are provided; installing the updates is the recommended mitigation. The vulnerability is not listed in CISA's Known Exploited Vulnerabilities (KEV) catalog.