Apple iOS, iPadOS, and watchOS Memory Corruption Vulnerability

MEDIO 4.3EXPLOITED (CISA KEV)CVE-2020-9819 · Published 09/06/2020 · updated 17/06/2026

Apple iOS, iPadOS, and watchOS Memory Corruption Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 03/11/2021. Patch affected systems as an emergency.

In breve

CVE-2020-9819 è una vulnerabilità MEDIO (CVSS 4.3).
Sfruttata attivamente: la CISA l'ha aggiunta al catalogo KEV il 03/11/2021.
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 2.2%, superiore al 82.8% delle vulnerabilità.
Nessuna versione corretta ancora nota: segui l'avviso del produttore nei riferimenti.

Package	Affected versions	Patched versions
iOS, iPadOS, and watchOS Apple	Versions not published yet (product named by CISA KEV)

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.

References

support.apple.com/HT211168 · Release Notes
support.apple.com/HT211169 · Release Notes
support.apple.com/HT211175 · Release Notes
support.apple.com/HT211176 · Release Notes
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2020-9819

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