Skip to main content
← All vulnerabilities
CVE-2020-9819

A memory consumption issue was addressed with improved memory handling.

Published
Last modified
published
Listed in CISA KEV
Fix
Fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7
None on Exploit-DB, Metasploit or GitHub

Summary

The software affected is Apple's iOS, iPadOS, and watchOS operating systems, specifically their built-in Mail component. Processing a specially crafted email message can corrupt the device's memory, which may lead to crashes or other unpredictable behavior.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7. Processing a maliciously crafted mail message may lead to heap corruption.

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated

Affected versions

  • Apple iOS

    From unspecified · fixed in iOS 13.5 and iPadOS 13.5

  • Apple iOS-1

    From unspecified · fixed in iOS 12.4.7

  • Apple watchOS

    From unspecified · fixed in watchOS 6.2.5

  • Apple watchOS-1

    From unspecified · fixed in watchOS 5.3.7

References 4

support.apple.com