cbcvebase.
CVE-2021-30796
published 2021-09-08

CVE-2021-30796: A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update…

PriorityP430medium6.5CVSS 3.1
AVNACLPRNUIRSUCNINAH
EPSS
1.61%
73.4th percentile
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing a maliciously crafted image may lead to a denial of service.

Affected

24 ranges
VendorProductVersion rangeFixed in
appleios>= unspecified < 14.714.7
appleios_14.7_and_ipados
appleiphone_os< 14.714.7
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemac_os_x
applemacos>= 11.0 < 11.511.5
applemacos>= unspecified < 11.511.5
applemacos>= unspecified < 20212021
applesecurity_update_2021-005_mojave
applesecurity_update_catalina>= unspecified < 20212021

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.