CVE-2020-9818

moderate-risk

Published 2020-06-09

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.

Do I need to act?

0.53% chance of exploitation

EPSS score — low exploit probability

CISA KEV: actively exploited in the wild

On the Known Exploited Vulnerabilities catalog — federal agencies must patch

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

NETWORK / LOW complexity

Affected Products (3)

Ipados

Iphone Os

Watchos

Affected Vendors

Apple

References (7)

Release Notes https://support.apple.com/HT211168

Release Notes https://support.apple.com/HT211169

Release Notes https://support.apple.com/HT211175

Release Notes https://support.apple.com/HT211168

Release Notes https://support.apple.com/HT211169

Release Notes https://support.apple.com/HT211175

US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-...

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moderate-risk

Severity 30/34 · Critical

Exploitability 9/34 · Low

Exposure 9/34 · Low