CVE-2021-1782 vulnerability in Apple Products
Published on April 2, 2021
Known Exploited Vulnerability
This Apple iOS Privilege Escalation and Code Execution Chain vulnerability is part of CISA's list of Known Exploited Vulnerabilities. A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited.
The following remediation steps are recommended / required by November 17, 2021: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2021-1782 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Improper Locking
The software does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
Products Associated with CVE-2021-1782
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Affected Versions
Apple iOS and iPadOS:- Version unspecified and below 14.4 is affected.
- Version unspecified and below 11.2 is affected.
- Version unspecified and below 7.3 is affected.
- Version unspecified and below 14.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.