Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-9906

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.1, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 4 products from apple, from apple, from apple and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2020-10-22T19:15:14.400

Last Modified

2024-11-21T05:41:30.230

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

9.2

Weaknesses

Type: Primary
CWE-20
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	ipados	< 13.6	Yes
Operating System	apple	iphone_os	< 13.6	Yes
Operating System	apple	mac_os_x	< 10.13.6	Yes
Operating System	apple	mac_os_x	< 10.14.6	Yes
Operating System	apple	mac_os_x	< 10.15.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.13.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	mac_os_x	10.14.6	Yes
Operating System	apple	watchos	< 6.2.8	Yes

References

http://packetstormsecurity.com/files/162119/iOS-macOS-Radio-Proximity-Kernel-Memory-Corruption.html Third Party Advisory, VDB Entry ([email protected])
https://support.apple.com/kb/HT211288 Vendor Advisory ([email protected])
https://support.apple.com/kb/HT211289 Vendor Advisory ([email protected])
https://support.apple.com/kb/HT211291 Vendor Advisory ([email protected])
http://packetstormsecurity.com/files/162119/iOS-macOS-Radio-Proximity-Kernel-Memory-Corruption.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT211288 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT211289 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT211291 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For apple's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.