CVE-2020-9819

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Summary

CVECVE-2020-9819
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-06-09 17:15:00 UTC
Updated2021-07-21 11:39:00 UTC
DescriptionA 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.

Risk And Classification

EPSS: 0.021780000 probability, percentile 0.803710000 (date 2026-07-21)

CISA KEV: Listed on 2021-11-03; due 2022-05-03; ransomware use Unknown

Problem Types: CWE-787

CISA Known Exploited Vulnerability

VendorApple
ProductiOS, iPadOS, and watchOS
NameApple iOS, iPadOS, and watchOS Memory Corruption Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2020-9819

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Ipados All All All All
Operating System Apple Ipados All All All All
Operating System Apple Iphone Os All All All All
Operating System Apple Iphone Os All All All All
Operating System Apple Watchos All All All All
Operating System Apple Watchos All All All All

References

ReferenceSourceLinkTags
About the security content of iOS 12.4.7 - Apple Support MISC support.apple.com Release Notes, Vendor Advisory
About the security content of watchOS 5.3.7 - Apple Support MISC support.apple.com Release Notes, Vendor Advisory
About the security content of watchOS 6.2.5 - Apple Support MISC support.apple.com Release Notes, Vendor Advisory
About the security content of iOS 13.5 and iPadOS 13.5 - Apple Support MISC support.apple.com Release Notes, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

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