SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-9870

An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.

HIGH 8.8EPSS 2.00%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A logic issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
2.00% probability · 80th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
apple/ipados · apple/iphone os · apple/mac os x · apple/tvos
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.