CVE-2020-9883

high

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.

References

http://seclists.org/fulldisclosure/2020/Dec/32

https://support.apple.com/kb/HT211288

https://support.apple.com/kb/HT211289

https://support.apple.com/kb/HT211290

https://support.apple.com/kb/HT211291

https://support.apple.com/kb/HT211293

https://support.apple.com/kb/HT211294

https://support.apple.com/kb/HT211295

https://support.apple.com/kb/HT211931

https://www.zerodayinitiative.com/advisories/ZDI-20-1389/

Details

Source: MITRE

Published: 2020-10-22

Updated: 2020-12-15

Type: CWE-120

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH