Memory corruption in Apple iOS - CVE-2017-2521
Published: May 16, 2017 / Updated: September 14, 2018
Vulnerability identifier: #VU6559
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-2521
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to boundary error in the WebKit component when processing maliciously web content. A remote attacker can create a specially crafted webpage, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists due to boundary error in the WebKit component when processing maliciously web content. A remote attacker can create a specially crafted webpage, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
Apple iOS
How to mitigate CVE-2017-2521
Update to version 10.3.2.