Vulnerability · Published Sep 8, 2021 · Assigned by apple

CVE-2021-30796

Medium 6.5

In plain English

A medium-severity security flaw in iOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).

Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.6%top 24.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

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 products (as reported)

VendorProductVersions
Apple Security Update - Catalina unspecified – before 2021
Apple iOS unspecified – before 14.7
Apple macOS unspecified – before 11.5
Apple macOS unspecified – before 2021

References