CVE-2021-30823 : Security Advisory and Response
Learn about CVE-2021-30823 affecting Apple's iOS, iPadOS, tvOS, Safari, watchOS, and macOS. Understand the vulnerability, impact, affected versions, and mitigation steps.
A logic issue allowing bypassing HSTS in Apple products like iOS, iPadOS, tvOS, Safari, watchOS, and macOS. The problem is fixed in the latest versions.
Understanding CVE-2021-30823
This CVE refers to a logic issue in Apple's products that could potentially enable an attacker to bypass HSTS security mechanisms.
What is CVE-2021-30823?
CVE-2021-30823 is a vulnerability that affects Apple devices running iOS, iPadOS, tvOS, Safari, watchOS, and macOS. This flaw could be exploited by an attacker in a privileged network position to bypass HSTS (HTTP Strict Transport Security) protections.
The Impact of CVE-2021-30823
The impact of this CVE is significant as it could lead to the bypassing of crucial security measures, potentially exposing sensitive data and compromising user privacy.
Technical Details of CVE-2021-30823
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from a logic issue that was addressed with improved restrictions. It is fixed in the latest versions of macOS Monterey 12.0.1, iOS 14.8 and iPadOS 14.8, tvOS 15, Safari 15, and watchOS 8.
Affected Systems and Versions
The affected systems include iOS, iPadOS, tvOS, Safari, watchOS, and macOS. Versions below macOS Monterey 12.0.1, iOS 14.8 and iPadOS 14.8, tvOS 15, Safari 15, and watchOS 8 are vulnerable.
Exploitation Mechanism
An attacker needs to be in a privileged network position to exploit this vulnerability by bypassing HSTS.
Mitigation and Prevention
Learn how to mitigate the risk of CVE-2021-30823.
Immediate Steps to Take
Users of affected Apple products should update to the latest versions to mitigate this vulnerability.
Long-Term Security Practices
Maintain a proactive approach by regularly updating your devices and staying informed about security patches and advisories.
Patching and Updates
Apple has released updates to address this issue. Stay updated with the latest security fixes and apply patches promptly to secure your systems.