CVE-2020-3890 : What You Need to Know

This CVE-2020-3890 article provides insights into a vulnerability affecting iOS and iPadOS versions prior to 13.4, allowing deleted message groups to be suggested as autocompletions.

Understanding CVE-2020-3890

This CVE involves an issue related to message deletion in iOS and iPadOS versions.

What is CVE-2020-3890?

The vulnerability allows deleted message groups to still be suggested as autocompletions in iOS and iPadOS versions before 13.4.

The Impact of CVE-2020-3890

The vulnerability could potentially lead to privacy concerns as deleted messages may inadvertently resurface during autocomplete suggestions.

Technical Details of CVE-2020-3890

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The issue arises from a flaw in the deletion process, causing deleted message groups to persist in autocomplete suggestions.

Affected Systems and Versions

Product: iOS
Vendor: Apple
Versions Affected: iOS versions prior to 13.4 and iPadOS versions prior to 13.4

Exploitation Mechanism

The vulnerability can be exploited by an attacker to potentially access deleted message content through autocomplete suggestions.

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2020-3890 vulnerability.

Immediate Steps to Take

Update affected devices to iOS 13.4 or iPadOS 13.4 to address the vulnerability.
Avoid using autocomplete features for sensitive information.

Long-Term Security Practices

Regularly update devices to the latest software versions to patch known vulnerabilities.
Be cautious when sharing sensitive information via messaging platforms.

Patching and Updates

Ensure timely installation of security patches and updates provided by Apple to safeguard against potential vulnerabilities.