CVE-2020-9920

moderate-risk

Published 2020-10-22

A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. A malicious mail server may overwrite arbitrary mail files.

Do I need to act?

0.70% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.1/10 Critical

NETWORK / LOW complexity

Affected Products (4)

Ipados

Iphone Os

Mac Os X

Watchos

Affected Vendors

Apple

References (6)

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

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

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

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

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

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

/ 100

moderate-risk

Severity 31/34 · Critical

Exploitability 2/34 · Minimal

Exposure 10/34 · Low