Vulnerability identifier: #VU55187
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
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 gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within AppKit component. A remote attacker can create a specially crafted JPG or PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Successful vulnerability exploitation may lead to remote code execution.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
macOS: 11.0 20A2411 - 11.4 20F71
External links
http://support.apple.com/en-us/HT212602
http://www.zerodayinitiative.com/advisories/ZDI-21-949/
http://www.zerodayinitiative.com/advisories/ZDI-21-950/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.