#VU55255 Out-of-bounds write


Published: 2021-07-22

Vulnerability identifier: #VU55255

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30662

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error within the ImageIO framework. A remote attacker can create a specially crafted TIFF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

macOS: 11.0 20A2411 - 11.5 20G71, 10.15 19A583 - 10.15.7 19H1323, 10.14 18A391 - 10.14.6 18G9323


CPE

External links
http://www.zerodayinitiative.com/advisories/ZDI-21-891/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability