CVE-2020-9818

EUVD-2020-30597
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA-ADPADP
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 48%
Affected Products (NVD)
VendorProductVersion
appleipados
𝑥
< 13.5
appleiphone_os
𝑥
< 12.4.7
appleiphone_os
13.0 ≤
𝑥
< 13.5
applewatchos
𝑥
< 6.2.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.apple.com/HT211168
https://support.apple.com/HT211169
https://support.apple.com/HT211175
https://support.apple.com/HT211168
https://support.apple.com/HT211169
https://support.apple.com/HT211175
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9818