Missing Encryption of Sensitive Data in iPadOS and Apple iOS - CVE-2021-30826
Published: September 20, 2021
Vulnerability identifier: #VU56729
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-30826
CWE-ID: CWE-311
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a MitM attack.
The vulnerability exists due to a logic issue within the Telephony subsystem, as in certain situations, the baseband fails to enable integrity and ciphering protection. A remote attacker can perform a MitM attack and intercept sensitive information.
Affected software
iPadOS
Apple iOS
Apple iOS
How to mitigate CVE-2021-30826
Install updates from vendor's website.
iPadOS - update to 15.0 19A346
Apple iOS - update to 15.0 19A346
Apple iOS - update to 15.0 19A346