The getDeviceIdForPhone function in internal/telephony/PhoneSubInfoController.java in Telephony in Android 5.x before 5.1.1 LMY49H and 6.x before 2016-03-01 does not check for the READ_PHONE_STATE permission, which allows attackers to obtain sensitive information via a crafted application, aka internal bug 25778215.
Severity
CVSS 3.0
5.5 medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-31)