Zero-day vulnerability in Apple iOS

Buffer overflow
CVE-2023-41990

Vulnerability details

Advisory: SB2023072436 - Multiple vulnerabilities in Apple iOS 15 and iPadOS 15

Vulnerable component: Apple iOS

CVE-ID: CVE-2023-41990

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-119 - Memory corruption

Description:

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in FontParser. A remote attacker can trick the victim to open a specially crafted file or visit a malicious website, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.