CVE-2021-34421: Retained exploded messages in Keybase Clients for Android and iOS
The Keybase Client for Android before version 5.8.0 and the Keybase Client for iOS before version 5.8.0 fails to properly remove exploded messages initiated by a user if the receiving user places the chat session in the background while the sending user explodes the messages. This could lead to disclosure of sensitive information which was meant to be deleted from the customer's device.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-34421.
What is the severity of CVE-2021-34421?
The severity of CVE-2021-34421 is medium with a severity value of 4.3.
Which software versions are affected by CVE-2021-34421?
The Keybase Client for Android before version 5.8.0 and the Keybase Client for iOS before version 5.8.0 are affected.
How can the vulnerability be exploited?
The vulnerability can be exploited by a receiving user placing the chat session in the background while the sending user explodes the messages.
Is there a fix available for CVE-2021-34421?
Yes, updating to Keybase Client for Android version 5.8.0 or Keybase Client for iOS version 5.8.0 will fix the vulnerability.